function is_email($str){ //檢驗email return preg_match("/^/w+([-+.]/w+)*@/w+([-.]/w+)*/./w+([-.]/w+)*$/", $str); } function is_url($str){ //檢驗網址 return preg_match("/^http:////[A-Za-z0-9]+/.[A-Za-z0-9]+[//=/?%/-&_~`@[/]/':+!]*([^<>/"]) *$/", $str); } function is_qq($str){ //檢驗qq return preg_match("/^[1-9]/d{4,8}$/", $str); } function is_zip($str){ //檢驗郵編 return preg_match("/^[1-9]/d{5}$/", $str); } function is_idcard($str){ //檢驗身份證 return preg_match("/^/d{15}(/d{2}[A-Za-z0-9])?$/", $str); } function is_chinese($str){ 檢驗是否是中文 return ereg("^[".chr(0xa1)."-".chr(0xff)."]+$",$str); } function is_english($str){ //檢驗是否是英文 return preg_match("/^[A-Za-z]+$/", $str); } function is_mobile($str){ //檢驗是否是手機 return preg_match("/^((/(/d{3}/))|(/d{3}/-))?13/d{9}$/", $str); } function is_phone($str){ //建云那是否是電話 return preg_match("/^((/(/d{3}/))|(/d{3}/-))?(/(0/d{2,3}/)|0/d{2,3}-)?[1-9]/d{6,7}$/", $str); } function is_safe($str){ return (preg_match("/^(([A-Z]*|[a-z]*|/d*|[-_/~!@#/$%/^&/*/./(/)/[/]/{/}<>/?/////'/"]*)|. {0,5})$|/s/", $str) != 0); } } 

<?php/*** @description: 正則表達式匹配*/class Regex {/*** @手機號*/public static function Phone($subject) {$pattern='/^(0|86|17951)?(13[0-9]|15[012356789]|1[78][0-9]|14[57])[0-9]{8}$/';return Regex::PublicMethod($pattern, $subject);}/*** @數字*/public static function Number($subject) {$pattern='/^[0-9]+$/';return Regex::PublicMethod($pattern, $subject);}/*** @年份 格式：yyyy*/public static function Year($subject) {$pattern='/^(/d{4})$/';return Regex::PublicMethod($pattern, $subject);}/*** @月份 格式:mm*/public static function Month($subject) {$pattern='/^0?([1-9])$|^(1[0-2])$/';return Regex::PublicMethod($pattern, $subject);}/*** @日期 格式：yyyy-mm-dd*/public static function Day($subject) {$pattern='/^(/d{4})-(0?/d{1}|1[0-2])-(0?/d{1}|[12]/d{1}|3[01])$/';return Regex::PublicMethod($pattern, $subject);}/*** @日期時間 格式：yyyy-mm-dd hh:ii:ss*/public static function DateTime($subject) {$pattern='/^(/d{4})-(0?/d{1}|1[0-2])-(0?/d{1}|[12]/d{1}|3[01])/s(0/d{1}|1/d{1}|2[0-3]):[0-5]/d{1}:([0-5]/d{1})$/';return Regex::PublicMethod($pattern, $subject);}/*** @郵箱*/public static function Email($subject) {$pattern='//w+([-+.]/w+)*@/w+([-.]/w+)*/./w+([-.]/w+)*/';return Regex::PublicMethod($pattern, $subject);}/*** @郵編*/public static function Postcode($subject) {$pattern='/[1-9]/d{5}(?!/d)/';return Regex::PublicMethod($pattern, $subject);}/*** @有效圖片地址*/public static function Photo($subject) {$pattern='//b(([/w-]+:////?|www[.])[^/s()<>]+(?:/([/w/d]+/)|([^[:punct:]/s]|//)))/';return Regex::PublicMethod($pattern, $subject);}/*** @URL地址*/public static function UrlAddress($subject) {$pattern='//b(([/w-]+:////?|www[.])[^/s()<>]+(?:/([/w/d]+/)|([^[:punct:]/s]|//)))/';return Regex::PublicMethod($pattern, $subject);}/*** @有效HTTP地址*/public static function EffectiveHttp($subject) {$pattern='//b(([/w-]+:////?|www[.])[^/s()<>]+(?:/([/w/d]+/)|([^[:punct:]/s]|//)))/';return Regex::PublicMethod($pattern, $subject);}/*** @身份證*/public static function Identity($subject) {$pattern='/(^/d{15}$)|(^/d{17}([0-9]|X)$)/';return Regex::PublicMethod($pattern, $subject);}/*** @IPv4*/public static function Ipv4($subject) {$pattern='/^(((/d{1,2})|(1/d{2})|(2[0-4]/d)|(25[0-5]))/.){3}((/d{1,2})|(1/d{2})|(2[0-4]/d)|(25[0-5]))$/';return Regex::PublicMethod($pattern, $subject);}/*** @IPv6*/public static function Ipv6($subject) {$pattern='/^([/da-fA-F]{1,4}:){7}[/da-fA-F]{1,4}$/';return Regex::PublicMethod($pattern, $subject);}/*** @匹配正則公共方法*/public static function PublicMethod($pattern, $subject){if(preg_match($pattern, $subject)){return true;}return false;}}