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