php 数据验证类函数定义

来源：互联网发布：手机唱歌声卡软件编辑：程序博客网时间：2024/06/06 00:21
<?class validator { function __construct() {    } /** * is email address * * @param string $string * @param bool $required * @return bool */ public static function isEmail ($string, $required = false) {    $isRightFormat = false;    if($string == '' && $required ===false)    {     $isRightFormat = true;    }    $exp_match = '/([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * is Http url format * * @param string $string * @param bool $required * @return bool */ public static function isHttpUrl ($string, $required =false) {    $isRightFormat = false;    if($string =='' && $required ===false)    {     $isRightFormat = true;    }    $exp_match = '/^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"\"])*$/';    $isRightFormat = preg_math($exp_match, $string) ? true : false;    return $isRightFormat; } /** * is cellphone number * * @param string $string * @param bool $required * @return bool */ public static function isCellPhone ($string, $required = false) {    $isRightFormat = false;    if($string == '' && $required ===false)    {     $isRightFormat = true;    }    $exp_match = '/^((\(\d{3}\))|(\d{3}\-))?1[3,5]\d{9}$/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * is phone number * * @param string $string * @param bool $required * @return bool */ public static function isPhone ($string, $required = false) {    $isRightFormat = false;    if($string == "" && $required === false)    {     $isRightFormat = true;    }    $exp_match = '/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * Is zip code * * @param string $string * @param bool $required * @return bool */ public static function isZipCode ($string, $required =false) {    $isRightFormat = false;    if($string == '' && $required ===false)    {     $isRightFormat = true;    }    $exp_match = '/[0-9]{6}/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * Is id card * * @param string $string * @param bool $required * @return bool */ public static function isIdCard ($string, $required = false) {    $isRightFormat = false;    if($string == '' && $required === false)    {     $isRightFormat = true;    }    $exp_match = '/(^([\d]{15}|[\d]{18}|[\d]{17}[xX]{1})$)/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * Is date * * @param string $string * @param bool $required * @return bool */ public static function isDateFormat ($string, $required = false) {    $isRightFormat = false;    if($string == '' && $required === false)    {     $isRightFormat = true;    }    $exp_match = '/^[0-9]{4}-[0-9]{1,2}-[0-9]{1,2}$/';    if(preg_match($exp_match, $string))    {     $dateArray = explode('-', $string);     $isRightFormat = checkdate($dateArray[1], $dateArray[2], $dateArray[0]) ? true : false;   }    return $isRightFormat; } /** * Is Range of time * * @param string $start * @param string $end * @return bool */ public static function isRangeTime ($start, $end) {    $isRightFormat = false;    if(self::isDateFormat($start) && self::isDateFormat($end))    {     $isRightFormat = strtotime($end) - strtotime($start) > 0 ? true : false;    }    return $isRightFormat; } /** * money format * * @param string $string * @param bool $required * @return bool */ public static function isMoney ($string, $required = false) {    $isRightFormat = true;    if($string == '' && $required === false)    {     $isRightFormat = true;    }    $exp_match = '/^[0-9]{1,8}[.]{0,1}[0-9]{0,2}$/';    $isRightFormat = preg_match($exp_match, $string) ? true : false;    return $isRightFormat; } /** * Is numeric * * @param string $string * @param int $min * @param int $max * @param bool $required * @return bool */ public static function isInt ($string, $min = 0, $max = 0, $required = false) {    $isRightFormat = false;    if($string == '' && $required ===false)    {     $isRightFormat = true;    }    if(is_numeric($string))    {     $isRightFormat = ($min == 0 && $max ==0 ? true : ($string > $min && $string < $max ? true : false));    }    return $isRightFormat; } //end of class } ?>
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