php表单习惯用的正则表达式

时间:2022-09-06 09:44:02

php表单常用正则表达式,代码如下所示:

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function is_email($str){
//检验email
return preg_match("/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/", $str);
}
function is_url($str){
//检验网址
return preg_match("/^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"])
*$/", $str);
}
function is_qq($str){
//检验qq
return preg_match("/^[1-9]\d{4,8}$/", $str);
}
function is_zip($str){
//检验邮编
return preg_match("/^[1-9]\d{5}$/", $str);
}
function is_idcard($str){
//检验身份证
return preg_match("/^\d{15}(\d{2}[A-Za-z0-9])?$/", $str);
}
function is_chinese($str){
检验是否是中文
return ereg("^[".chr(0xa1)."-".chr(0xff)."]+$",$str);
}
function is_english($str){
//检验是否是英文
return preg_match("/^[A-Za-z]+$/", $str);
}
function is_mobile($str){
//检验是否是手机
return preg_match("/^((\(\d{3}\))|(\d{3}\-))?13\d{9}$/", $str);
}
function is_phone($str){
//建云那是否是电话
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);
}
}

PS:下面再给大家分享一段代码

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<?php
/**
* @description: 正则表达式匹配
*/
class Regex {
/**
* @手机号
*/
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, $subject);
}
/**
* @数字
*/
public static function Number($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, $subject);
}
/**
* @日期时间 格式:yyyy-mm-dd hh:ii:ss
*/
public static function DateTime($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, $subject);
}
/**
* @邮箱
*/
public static function Email($subject) {
$pattern='/\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/';
return Regex::PublicMethod($pattern, $subject);
}
/**
* @邮编
*/
public static function Postcode($subject) {
$pattern='/[1-9]\d{5}(?!\d)/';
return Regex::PublicMethod($pattern, $subject);
}
/**
* @有效图片地址
*/
public static function Photo($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, $subject);
}
/**
* @身份证
*/
public static function Identity($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, $subject);
}
/**
* @匹配正则公共方法
*/
public static function PublicMethod($pattern, $subject){
if(preg_match($pattern, $subject)){
return true;
}
return false;
}
}

好了,内容就这么多少,希望对大家有所帮助!