iOS开发中手机号码和价格金额有效性判断及特殊字符的限制

于 2015-05-27 09:39:47 发布
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本文介绍了一种检测手机号码有效性的方法，通过分析输入字符串来判断其是否符合中国大陆移动、联通及电信运营商的标准格式。

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<span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">///// 手机号码的有效性判断</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">//检测是否是手机号码</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">-</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">BOOL</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">isMobileNumber</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">mobileNum
</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">/**
     * 手机号码
     * 移动：134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
     * 联通：130,131,132,152,155,156,185,186
     * 电信：133,1349,153,180,189
     */</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> MOBILE </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"^1(3[0-9]|5[0-35-9]|8[025-9])\\d{8}$"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">/**
     10         * 中国移动：China Mobile
     11         * 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
     12         */</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CM </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"^1(34[0-8]|(3[5-9]|5[017-9]|8[278])\\d)\\d{7}$"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">/**
     15         * 中国联通：China Unicom
     16         * 130,131,132,152,155,156,185,186
     17         */</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CU </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"^1(3[0-2]|5[256]|8[56])\\d{8}$"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">/**
     20         * 中国电信：China Telecom
     21         * 133,1349,153,180,189
     22         */</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CT </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"^1((33|53|8[09])[0-9]|349)\\d{7}$"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">/**
     25         * 大陆地区固话及小灵通
     26         * 区号：010,020,021,022,023,024,025,027,028,029
     27         * 号码：七位或八位
     28         */</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">// NSString * PHS = @"^0(10|2[0-5789]|\\d{3})\\d{7,8}$";</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestmobile </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> predicateWithFormat</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"SELF MATCHES %@"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> MOBILE</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestcm </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> predicateWithFormat</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"SELF MATCHES %@"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CM</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestcu </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> predicateWithFormat</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"SELF MATCHES %@"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CU</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestct </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSPredicate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> predicateWithFormat</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"SELF MATCHES %@"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> CT</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestmobile evaluateWithObject</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">mobileNum</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">==</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">||</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestcm evaluateWithObject</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">mobileNum</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">==</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">||</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestct evaluateWithObject</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">mobileNum</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">==</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">||</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">regextestcu evaluateWithObject</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">mobileNum</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">==</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">))</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">else</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> NO</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">//////// 特殊字符的限制输入，价格金额的有效性判断</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">#define</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> myDotNumbers     </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"0123456789.\n"</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="com" style="font-family:Arial,宋体;font-size:14px;color:gray;">#define</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> myNumbers          </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"0123456789\n"</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">-(</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">void</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> createTextFiled </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    textfield1_ </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UITextField</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> alloc</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> initWithFrame</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">CGRectMake</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    textfield1_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">delegate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> addSubview</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield1_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

     textfield2_ </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UITextField</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> alloc</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> initWithFrame</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">CGRectMake</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    textfield2_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">delegate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> addSubview</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield2_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

     textfield3_ </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UITextField</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> alloc</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> initWithFrame</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">CGRectMake</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">20</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    textfield3_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">delegate</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> addSubview</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield3_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">-(</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">void</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">showMyMessage</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">aInfo </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UIAlertView</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">alertView </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UIAlertView</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> alloc</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> initWithTitle</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"提示"</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> message</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">aInfo </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">delegate</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> cancelButtonTitle</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"确定"</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> otherButtonTitles</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">nil</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">,</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">nil</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">alertView show</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">alertView release</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">-</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">BOOL</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">UITextField</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField shouldChangeCharactersInRange</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSRange</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">range replacementString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*)</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSCharacterSet</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">cs</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField isEqual</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield1_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">])</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        cs </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSCharacterSet</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> characterSetWithCharactersInString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">myNumbers</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> invertedSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">cs</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsJoinedByString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">""</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        BOOL basicTest </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> isEqualToString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(!</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">basicTest</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> showMyMessage</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"只能输入数字"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> NO</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">else</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField isEqual</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield2_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">])</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        cs </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSCharacterSet</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> characterSetWithCharactersInString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">myNumbers</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> invertedSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">cs</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsJoinedByString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">""</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        BOOL basicTest </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> isEqualToString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(!</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">basicTest</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> showMyMessage</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"只能输入数字"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> NO</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">else</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">([</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField isEqual</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textfield3_</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">])</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSUInteger</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> nDotLoc </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">textField</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">text rangeOfString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"."</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">].</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">location</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSNotFound</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">==</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> nDotLoc </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">&&</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">0</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">!=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> range</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">location</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            cs </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSCharacterSet</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> characterSetWithCharactersInString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">myDotNumbers</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> invertedSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">else</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            cs </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSCharacterSet</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> characterSetWithCharactersInString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">myNumbers</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> invertedSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSString</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">*</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">cs</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">]</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> componentsJoinedByString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">""</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        BOOL basicTest </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">string</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> isEqualToString</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">filtered</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(!</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">basicTest</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">

            </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> showMyMessage</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"只能输入数字和小数点"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> NO</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">if</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">(</span><span class="typ" style="font-family:Arial,宋体;font-size:14px;color:#2b91af;">NSNotFound</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">!=</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> nDotLoc </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">&&</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> range</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">.</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">location </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">></span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> nDotLoc </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">+</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="lit" style="font-family:Arial,宋体;font-size:14px;color:#8000;">3</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">)</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">{</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">[</span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">self</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> showMyMessage</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">:@</span><span class="str" style="font-family:Arial,宋体;font-size:14px;color:#8000;">"小数点后最多三位"</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">];</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
            </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> NO</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
        </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
    </span><span class="kwd" style="font-family:Arial,宋体;font-size:14px;color:#008b;">return</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;"> YES</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">;</span><span class="pln" style="font-family:Arial,宋体;font-size:14px;">
</span><span class="pun" style="font-family:Arial,宋体;font-size:14px;">}</span>
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