[php] PHP send mail to multiple email addresses

    $recipients = "[email protected],[email protected],[email protected],[email protected]";
    $email_array = explode(",",$recipients);
    foreach($email_array as $email)
    {
        echo $to      =  $email;
        $subject = 'the subject';
        $message = 'hello';
       $headers = 'From: [email protected]' . "\r\n" .
       'Reply-To: [email protected]' . "\r\n" .
        'X-Mailer: PHP/' . phpversion();
        mail($to, $subject, $message, $headers);

    }