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php 正则字符串中邮箱地址e-mail

Jun 13, 2016 am 11:18 AM
php Who are you address string article regular First Obtain Mail verify

 

如果你是验证邮箱第一个不错,如果你要获取文章或字符串中是否有邮箱地址,可以用第二个.
*/
function funcemail($str)//邮箱正则表达式
{
 return (preg_match('/^[_.0-9a-z-a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,4}$/',$str))?true:false;
}

/*
php教程 filter_sanitize_email 过滤器
filter_sanitize_email 过滤器删除字符串中所有非法的 e-mail 字符。

该过滤器允许所有的字符、数字以及 $-_.+!*'{}|^~[]`#%/?@&=。

*/

$var="some(one)@example.com";

var_dump(filter_var($var, filter_sanitize_email));

//string(19) "someone@example.com"


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