59 lines
1.2 KiB
PHP
59 lines
1.2 KiB
PHP
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<?php
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/* file:常用验证函数封装的集合
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Created by wanghong<1204772286@qq.com>
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Date: 2021-02-25 */
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namespace utils;
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class Check{
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/*
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判断是否示手机号
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$phone -string
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return boolean
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*/
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public static function check_phone($phone)
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{
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$check ="/^1[3456789]\d{9}$/";
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if (preg_match($check, $phone)) {
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return true;
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} else {
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return false;
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}
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}
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/*
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判断是否是邮箱
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$email -string
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return boolean
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*/
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public static function check_email($email)
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{
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$preg_email='/^[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*@([a-zA-Z0-9]+[-.])+([a-z]{2,5})$/ims';
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if(preg_match($preg_email,$email)){
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return true;
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} else {
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return false;
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}
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}
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/*
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判断是否是一个IP
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$str -string
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return
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*/
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public static function check_ip($str)
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{
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$ip = explode('.', $str);
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for ($i = 0; $i < count($ip); $i++) {
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if ($ip[$i] > 255) {
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return false;
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}
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}
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return preg_match('/^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$/', $str);
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}
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}
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