<?php  class Verify{     /**   * 验证用户名   * @param string $value   * @param int $length   * @return boolean   */      public static function isNames($value, $minLen=2, $maxLen=20, $charset='ALL'){          if(empty($value))              return false;          switch($charset){              case 'EN': $match = '/^[_\w\d]{'.$minLen.','.$maxLen.'}$/iu';                  break;              case 'CN':$match = '/^[_\x{4e00}-\x{9fa5}\d]{'.$minLen.','.$maxLen.'}$/iu';                  break;              default:$match = '/^[_\w\d\x{4e00}-\x{9fa5}]{'.$minLen.','.$maxLen.'}$/iu';          }          return preg_match($match,$value);      }        /**       * 验证密码       * @param string $value       * @param int $length       * @return boolean       */      public static function isPWD($value,$minLen=5,$maxLen=16){          $match='/^[\\~!@#$%^&*()-_=+|{}\[\],.?\/:;\'\"\d\w]{'.$minLen.','.$maxLen.'}$/';          $v = trim($value);          if(empty($v))               return false;          return preg_match($match,$v);      }        /**       * 验证eamil       * @param string $value       * @param int $length       * @return boolean       */      public static function isEmail($value,$match='/^[\w\d]+[\w\d-.]*@[\w\d-.]+\.[\w\d]{2,10}$/i'){          $v = trim($value);          if(empty($v))               return false;          return preg_match($match,$v);      }        /**       * 验证电话号码       * @param string $value       * @return boolean       */      public static function isTelephone($value,$match='/^0[0-9]{2,3}[-]?\d{7,8}$/'){          $v = trim($value);          if(empty($v))               return false;          return preg_match($match,$v);      }        /**       * 验证手机       * @param string $value       * @param string $match       * @return boolean       */      public static function isMobile($value,$match='/^[(86)|0]?(13\d{9})|(15\d{9})|(18\d{9})$/'){          $v = trim($value);          if(empty($v))               return false;          return preg_match($match,$v);      }      /**       * 验证邮政编码       * @param string $value       * @param string $match       * @return boolean       */      public static function isPostcode($value,$match='/\d{6}/'){          $v = trim($value);          if(empty($v))               return false;          return preg_match($match,$v);      }      /**       * 验证IP       * @param string $value       * @param string $match       * @return boolean       */      public static function isIP($value,$match='/^(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9])\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[1-9]|0)\.(25[0-5]|2[0-4][0-9]|[0-1]{1}[0-9]{2}|[1-9]{1}[0-9]{1}|[0-9])$/'){          $v = trim($value);          if(empty($v))              return false;          return preg_match($match,$v);      }        /**       * 验证身份证号码       * @param string $value       * @param string $match       * @return boolean       */      public static function isIDcard($value,$match='/^\d{6}((1[89])|(2\d))\d{2}((0\d)|(1[0-2]))((3[01])|([0-2]\d))\d{3}(\d|X)$/i'){          $v = trim($value);          if(empty($v))               return false;          else if(strlen($v)>18)               return false;          return preg_match($match,$v);      }        /**       * *       * 验证URL       * @param string $value       * @param string $match       * @return boolean       */      public static function isURL($value,$match='/^(http:\/\/)?(https:\/\/)?([\w\d-]+\.)+[\w-]+(\/[\d\w-.\/?%&=]*)?$/'){          $v = strtolower(trim($value));          if(empty($v))               return false;          return preg_match($match,$v);         }  }  ?>