常用正则表达式代码

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/*  * Copyright (c) 2013-2014, thinkjoy Inc. All Rights Reserved.  *   * Project Name: Jiaxiao  * $Id: RegularUtil.java 2014-8-20 上午10:49:13 $   */ package com.jlusoft.banbantong.common;  import java.util.ArrayList; import java.util.regex.Matcher; import java.util.regex.Pattern;  import android.util.Log;  /**  * 正则表达式  * <p/>  * 创建时间: 2014-8-20 上午10:49:13 <br/>  *   * @author xszhang  * @version  * @since v0.0.1  */ public class RegularUtil {     private static final String TAG = "RegularUtil";     /********************************* 常用正则表达式代码 ********************/     /**      * 常用正则表达式代码提供 验证数字：^[0-9]*$ <br>      * 验证n位的数字：^\d{n}$ <br>      * 验证至少n位数字：^\d{n,}$ <br>      * 验证m-n位的数字：^\d{m,n}$ <br>      * 验证零和非零开头的数字：^(0|[1-9][0-9]*)$ <br>      * 验证有两位小数的正实数：^[0-9]+(.[0-9]{2})?$ <br>      * 验证有1-3位小数的正实数：^[0-9]+(.[0-9]{1,3})?$ <br>      * 验证非零的正整数：^\+?[1-9][0-9]*$ <br>      * 验证非零的负整数：^\-[1-9][0-9]*$ <br>      * 验证非负整数（正整数 + 0） ^\d+$ <br>      * 验证非正整数（负整数 + 0） ^((-\d+)|(0+))$ <br>      * 验证长度为3的字符：^.{3}$ <br>      * 验证由26个英文字母组成的字符串：^[A-Za-z]+$ <br>      * 验证由26个大写英文字母组成的字符串：^[A-Z]+$ <br>      * 验证由26个小写英文字母组成的字符串：^[a-z]+$ <br>      * 验证由数字和26个英文字母组成的字符串：^[A-Za-z0-9]+$ <br>      * 验证由数字、26个英文字母或者下划线组成的字符串：^\w+$ <br>      * 验证用户密码:^[a-zA-Z]\w{5,17}$ 正确格式为：以字母开头，长度在6-18之间，只能包含字符、数字和下划线。 <br>      * 验证是否含有 ^%&',;=?$\" 等字符：[^%&',;=?$\x22]+ <br>      * 验证汉字：^[\u4E00-\u9FA5\uF900-\uFA2D]+$ <br>      * 验证Email地址：^\w+[-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$ <br>      * 验证InternetURL：^http://([\w-]+\.)+[\w-]+(/[\w-./?%&=]*)?$      * ；^[a-zA-z]+://(w+(-w+)*)(.(w+(-w+)*))*(?S*)?$ <br>      * 验证手机号码：^(\(\d{3,4}\)|\d{3,4}-)?\d{7,8}$：--正确格式为：XXXX-XXXXXXX，XXXX-      * XXXXXXXX，XXX-XXXXXXX，XXX-XXXXXXXX，XXXXXXX，XXXXXXXX。 <br>      * 验证身份证号（15位或18位数字）：^\d{15}|\d{}18$ <br>      * 验证一年的12个月：^(0?[1-9]|1[0-2])$ 正确格式为：“01”-“09”和“1”“12” <br>      * 验证一个月的31天：^((0?[1-9])|((1|2)[0-9])|30|31)$ 正确格式为：01、09和1、31。 <br>      * 整数：^-?\d+$ <br>      * 非负浮点数（正浮点数 + 0）：^\d+(\.\d+)?$ <br>      * 正浮点数      * ^(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9      * ][0-9]*))$ <br>      * 非正浮点数（负浮点数 + 0） ^((-\d+(\.\d+)?)|(0+(\.0+)?))$ <br>      * 负浮点数      * ^(-(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1      * -9][0-9]*)))$ <br>      * 浮点数 ^(-?\d+)(\.\d+)?$ <br>      */     /**      * 正则表达式判断字符串是否全是数字      *       * @param strInput      * @return      */     public static boolean isAllNumric(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             Pattern pattern = Pattern.compile("[0-9]*");             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }     /**      * 正则表达式判断字符串是否全是字母      *       * @param strInput      * @return      */     public static boolean isAllLetter(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             Pattern pattern = Pattern.compile("[A-Za-z]+");             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }     /**      * 正则表达式判断字符串是否全是中文汉字      *       * @param strInput      * @return      */     public static boolean isAllChinese(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             // 此正则表达式用来判断是否为中文(\\u4E00-\\u9FA5\\uF900-\\uFA2D是指汉字的Unicode编码范围 )             Pattern pattern = Pattern.compile("[\u4E00-\u9FA5\uF900-\uFA2D]+");             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }     /**      * 正则表达式判断字符串是否含有中文汉字      *       * @param strInput      * @return      */     public static boolean isHaveChinese(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             for (int i = 0; i < strInput.length(); i++) {                 char ss = strInput.charAt(i);                 boolean s = String.valueOf(ss).matches("[\u4E00-\u9FA5\uF900-\uFA2D]");                 if (s) {                     return true;                 }             }             return false;         } else {             return false;         }     }     /**      * 正则表达式判断字符串是否满足中文、大小写字母、数字、下划线和长度限制      *       * @param strInput      *            字符串      * @param intMax      *            字符串的设定长度      * @return      */     public static boolean isStringOK(String strInput, int intMax) {         /** 此正则表达式将上面二者结合起来进行判断，中文、大小写字母和数字，{2，10}字符的长度为2-10 **/         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             String Regular = "^[\\u4E00-\\u9FA5\\uF900-\\uFA2D\\w]{2," + intMax + "}$";             Pattern pattern = Pattern.compile(Regular, Pattern.CASE_INSENSITIVE);             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }     /**      * 验证字符串是否是邮箱地址      *       * @param strEmail      * @return      */     public static boolean isEmail(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             String Regular = "^([a-z0-9A-Z]+[-|\\_.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";             Pattern pattern = Pattern.compile(Regular, Pattern.CASE_INSENSITIVE);             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }        /**      * 验证是否是QQ号码      *       * @param strQQ      * @return      */     public static boolean isQQ(String strInput) {         if (strInput != null && !strInput.trim().equalsIgnoreCase("")) {             Pattern pattern = Pattern.compile("[1-9]{5,10}");             Matcher matcher = pattern.matcher(strInput);             if (matcher.matches()) {                 return true;             } else {                 return false;             }         } else {             return false;         }     }     /**      * 返回正则表达式匹配的结果      *       * @param strInput      * @return      */     public static ArrayList<String> getRegexMatcherResults(String strSource, String strRegex) {         try {             if (strSource != null && !strSource.trim().equalsIgnoreCase("")) {                 Pattern pattern = Pattern.compile(strRegex);                 Matcher matcher = pattern.matcher(strSource);                 ArrayList<String> RegexMatcherResults = new ArrayList<String>();                 while (matcher.find()) {                     Log.e(TAG, "getRegexMatcherResults=" + matcher.group(1));                     RegexMatcherResults.add(matcher.group(1));                 }                 // if (matcher.find()) {                 // String[] RegexMatcherResults = new                 // String[matcher.groupCount()];                 // for(int i=1;i<=matcher.groupCount();i++){                 // Log.e(TAG,"getRegexMatcherResults="+matcher.group(i));                 // RegexMatcherResults[i-1]=matcher.group(i);                 // }                 // return RegexMatcherResults;                 // }                 return RegexMatcherResults;             }         } catch (Exception ex) {             ex.printStackTrace();             Log.e(TAG, "getRegexMatcherResults is Error! errorCode = " + ex.getMessage());         }         return null;     }     /**      * 通过正则表达式提取字串      *       * @param str      *            传入的字符串      * @param regEx      *            正则表达式      * @return 要获取的字符串      */     public static String getRegexString(String strMsg) {         String strReturn = "";         int a = strMsg.indexOf("{");         int b = strMsg.lastIndexOf("}");         strReturn = strMsg.substring(a, b + 1);         return strReturn;     } }