源码:
//=================HTML页面=================
01 | <body onload="InitCss();"> |
02 | <form> |
03 | <div> |
04 | <table> |
05 | <tr> |
06 | <td> |
07 | 密码: |
08 | </td> |
09 | <td> |
10 | <input id="txtPassword" type="password" style="width:
130px;" maxlength="16"onfocus="InitCss();" |
11 | onblur="ValidateInput('password',this.value)" onkeydown="validatePwdStrong(this.value);" /> |
12 | </td> |
13 | <td> |
14 | <div id="tipPosition"> |
15 | </div> |
16 | </td> |
17 | </tr> |
18 | <tr> |
19 | <td> |
20 | </td> |
21 | <td> |
22 | <table id="pwdStrong_color"> |
23 | <tr> |
24 | <td id="pwdStrong_1"> |
25 | </td> |
26 | <td id="pwdStrong_2"> |
27 | </td> |
28 | <td id="pwdStrong_3"> |
29 | </td> |
30 | <td id="pwdStrong_4"> |
31 | </td> |
32 | </tr> |
33 | </table> |
34 | </td> |
35 | <td> |
36 | <div id="pwdStrong_text"> |
37 | </div> |
38 | </td> |
39 | </tr> |
40 | </table> |
41 | </div> |
42 | </form> |
43 | </body> |
//=================JS文件=================
01 | //使用$替换document.getElementById函数 |
02 | var $ = function(v)
{ return document.getElementById(v); } |
03 | |
04 | /******************************************************验证用户输入******************************************************/ |
05 | function ValidateInput(element, value) { |
06 | //验证密码 |
07 | if (element == "password")
{ |
08 | if (value.toString().length < 6) { |
09 | $('tipPosition').className = 'error'; |
10 | $('tipPosition').innerHTML = "密码设置错误。密码长度过小。"; |
11 | return; |
12 | } |
13 | else { |
14 | $('tipPosition').className = 'success'; |
15 | $('tipPosition').innerHTML = "填写正确。"; |
16 | } |
17 | } |
18 | } |
19 | /*================================密码验证JS =========== Begin=======================================*/ |
20 | //密码初始化的样式 |
21 | function InitCss() { |
22 | $('tipPosition').className = 'tip'; |
23 | $('tipPosition').innerHTML = "最小长度:6。
最大长度:16。"; |
24 | } |
25 | |
26 | /*================================密码强度 ===========Begin=======================================*/ |
27 | |
28 | function Evaluate(word) { |
29 | return word.replace(/^(?:([a-z])|([A-Z])|([0-9])|(.)){5,}|(.)+$/g, "$1$2$3$4$5").length; |
30 | } |
31 | |
32 | function validatePwdStrong(value) { |
33 | var pwd = { |
34 | color: ['#E6EAED', '#AC0035', '#FFCC33', '#639BCC', '#246626'], |
35 | text: ['太短', '弱', '一般', '很好', '极佳'] |
36 | }; |
37 | function colorInit() { |
38 | $('pwdStrong_1').style.backgroundColor = pwd.color[0]; |
39 | $('pwdStrong_2').style.backgroundColor = pwd.color[0]; |
40 | $('pwdStrong_3').style.backgroundColor = pwd.color[0]; |
41 | $('pwdStrong_4').style.backgroundColor = pwd.color[0]; |
42 | } |
43 | if (Evaluate(value) == 1) { |
44 | colorInit(); |
45 | $('pwdStrong_1').style.backgroundColor = pwd.color[1]; |
46 | $('pwdStrong_text').innerHTML = pwd.text[1]; |
47 | $('pwdStrong_text').style.color = pwd.color[1]; |
48 | } |
49 | else if (Evaluate(value)
== 2) { |
50 | colorInit(); |
51 | $('pwdStrong_1').style.backgroundColor = pwd.color[2]; |
52 | $('pwdStrong_2').style.backgroundColor = pwd.color[2]; |
53 | $('pwdStrong_text').innerHTML = pwd.text[2]; |
54 | $('pwdStrong_text').style.color = pwd.color[2]; |
55 | } |
56 | else if (Evaluate(value)
== 3) { |
57 | colorInit(); |
58 | $('pwdStrong_1').style.backgroundColor = pwd.color[3]; |
59 | $('pwdStrong_2').style.backgroundColor = pwd.color[3]; |
60 | $('pwdStrong_3').style.backgroundColor = pwd.color[3]; |
61 | $('pwdStrong_text').innerHTML = pwd.text[3]; |
62 | $('pwdStrong_text').style.color = pwd.color[3]; |
63 | } |
64 | else if (Evaluate(value)
== 4) { |
65 | $('pwdStrong_1').style.backgroundColor = pwd.color[4]; |
66 | $('pwdStrong_2').style.backgroundColor = pwd.color[4]; |
67 | $('pwdStrong_3').style.backgroundColor = pwd.color[4]; |
68 | $('pwdStrong_4').style.backgroundColor = pwd.color[4]; |
69 | $('pwdStrong_text').innerHTML = pwd.text[4]; |
70 | $('pwdStrong_text').style.color = pwd.color[4]; |
71 | } |
72 | } |
//=================CSS文件=================
01 | body |
02 | { |
03 | font: 13px 宋体; |
04 | } |
05 | /*密码验证提示CSS --------------------------------开始--------------------------------*/ |
06 | #tipPosition |
07 | { |
08 | width: 400px; |
09 | height: 16px; |
10 | line-height: 18px; |
11 | padding: 2px 30px; |
12 | } |
13 | .tip |
14 | { |
15 | background: #E6F2FF url(images/register_tip.png) no-repeat 10px center; |
16 | border: 1px #0E5863 dashed; |
17 | color: #0E5863; |
18 | } |
19 | .error |
20 | { |
21 | background: #FBECDF url(images/register_error.png) no-repeat 10px center; |
22 | border: 1px Red dashed; |
23 | color: #6D3737; |
24 | } |
25 | .success |
26 | { |
27 | background: #D6FCD2 url(images/register_success.png) no-repeat 10px center; |
28 | border: 1px #2F5D36 dashed; |
29 | color: #3D934A; |
30 | } |
31 | /*密码强度CSS --------------------------------开始--------------------------------*/ |
32 | #pwdStrong_color |
33 | { |
34 | width: 136px; |
35 | height: 3px; |
36 | border: 0px; |
37 | border-collapse: collapse; |
38 | border-spacing: 0; |
39 | background: #E6EAED; |
40 | margin-top: 5px; |
41 | } |
42 | #pwdStrong_color td |
43 | { |
44 | padding: 0px; |
45 | width: 44px; /*如不加td宽度,Google的Chrome不会正常显示*/ |
46 | } |
47 | #pwdStrong_text |
48 | { |
49 | font: 12px 宋体; |
50 | } |
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