PHP FILTER_VALIDATE_EMAIL 过滤器
定义和用法
FILTER_VALIDATE_EMAIL 过滤器把值作为电子邮件地址来验证。
Name: "validate_email"
ID-number: 274
例子
<?php $email = "someone@exa mple.com"; if(!filter_var($email, FILTER_VALIDATE_EMAIL)) { echo "E-mail is not valid"; } else { echo "E-mail is valid"; } ?>
输出:
E-mail is not valid