php 常用 小知识点
PHP 邮箱正则表达式代码如下:
/^([a-z0-9])(([-a-z0-9._])*([a-z0-9]))*\@([a-z0-9])*(\.([a-z0-9])([-a-z0-9_-])([a-z0-9])+)*$/i
示例:
<?php $mail = 'abcdedf@abc12.com'; $pattern = '/^([a-z0-9])(([-a-z0-9._])*([a-z0-9]))*\@([a-z0-9])*(\.([a-z0-9])([-a-z0-9_-])([a-z0-9])+)*$/i'; preg_match($pattern, $mail, $matches); var_dump($matches); ?>
手机号码正则表达式
/^(1(([35][0-9])|(47)|[8][0126789]))\d{8}$/
示例:
$text = '15812345678'; $search ='/^(1(([35][0-9])|(47)|[8][0126789]))\d{8}$/'; if(preg_match($search,$text)) { echo '手机完全符合'; }