Difference between Reply-to and Return-path in the headers of a mail function.
Reply-to:- It is the address where the email needs to be delivered.
Return-path:- It specifies the when there is a mail delivery failure so where should the notification be sent.
Example:$headers .= "Reply-To: info@info.com\r\n";
$headers .= "Return-Path: info@info.com\r\n";