JAVA里的常用正则表达式验证
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- package com.geedao.util;
- public class Regex {
- public boolean checkEmail(String value, int length) {
- return value.matches(“\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*”)&&value.length()<=length;
- }
- public boolean checkTel(String value) {
- return value.matches(“\d{4}-\d{8}|\d{4}-\d{7}|\d(3)-\d(8)”);
- }
- public boolean checkMobile(String value) {
- return value.matches(“^[1][3,5]+\d{9}”);
- }
- public boolean checkChineseName(String value, int length) {
- return value.matches(“^[u4e00-u9fa5]+$”)&&value.length()<=length;
- }
- public boolean checkBlank(String value){
- return value.matches(“^\s*|\s*$”);
- }
- public boolean checkHtmlTag(String value){
- return value.matches(“<(\S*?)[^>]*>.*?</\1>|<.*? />”);
- }
- public boolean checkURL(String value){
- return value.matches(“[a-zA-z]+://[^\s]*”);
- }
- public boolean checkIP(String value){
- return value.matches(“\d{1,3}+\.\d{1,3}+\.\d{1,3}+\.\d{1,3}”);
- }
- public boolean checkID(String value){
- return value.matches(“[a-zA-Z][a-zA-Z0-9_]{4,15}$”);
- }
- public boolean checkQQ(String value){
- return value.matches(“[1-9][0-9]{4,13}”);
- }
- public boolean checkPostCode(String value){
- return value.matches(“[1-9]\d{5}(?!\d)”);
- }
- public boolean checkIDCard(String value){
- return value.matches(“\d{15}|\d{18}”);
- }
- public boolean checkLength(String value, int length) {
- return ((value == null || “”.equals(value.trim())) ? 0 : value.length()) <= length;
- }
- public boolean checkNull(String value) {
- return value == null || “”.equals(value.trim());
- }
- }