<?php
    $email_to = 'myemail@gmail.com';
    $email_subject = "Test mail";
    $email_body = "Hello! This is a simple email message.";
    $from = "myemail@gmail.com";

    if(mail($email_to, $email_subject, $email_body)){
        echo "The email($email_subject) was successfully sent.";
    } else {
        echo "The email($email_subject) was NOT sent.";
       }
?>

[mail function]
; For Win32 only.
; http://php.net/smtp
SMTP = smtp.gmail.com
; http://php.net/smtp-port
smtp_port = 587

; For Win32 only.
; http://php.net/sendmail-from
sendmail_from = myemail@gmail.com

; For Unix only.  You may supply arguments as well (default: "sendmail -t -i").
; http://php.net/sendmail-path
sendmail_path = ""