这是我的代码:
<?php
$to = "you@example.com";
$subject = "This is the subject!";
$message = "This is the message!";
$headers = 'From: Me<me@example.com>' . "\r\n";
$headers .= 'Bcc: me@example.com' . "\r\n";
mail($to,$subject,$message,$headers);
?>
不幸的是我没有收到密送邮件。为什么?我做错了什么?