Using the PHP Mail Function with Additional Headers
Pass a fourth parameter to the mail() function with the header information.
<?php $to = "jane@example.com"; $subject = "Hello World!"; $body = "This will be sent from email-addr@example.com"; $headers = "From: email-addr@example.com\r\nX-Mailer: php"; mail($to, $subject, $body, $headers);
