form-handler.php

<?php 
$name = $_POST['name'];
$visitor_email = $_POST['email'];
$subject = $_POST['subject'];
$message = $_POST['message'];

$email_from = 'info@domainname';

$email_subject = 'New Form Submission';
$email_body = "User Name: $name.\n".
                "User Email: $visitor_email.\n".
                    "Subject: $subject.\n".
                    "User Message: $message .\n";


$to = 'gautammishra71597@gmail.com';

$headers = "From: $email_from \r\n";

$headers .= "Reply-to: $visitor_email \r\n"


mail($to,$email_subject,$email_body,$headers);

header("Location: contact.html")

?>