PHP FILTER_VALIDATE_EMAIL 过滤器


定义和用法

FILTER_VALIDATE_EMAIL 过滤器把值作为 e-mail 地址来验证。

  • Name: "validate_email"
  • ID-number: 274

实例

<?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";  
}  
?>

代码的输出如下所示:

E-mail is not valid