Send Mails in PHP using the settings in the INI file

index.php

<?php
  require_once "SimpleMail.php";
  SimpleMail::send("test@example.com", "This is the subject", "And this is the <b>body</b> of the mail");  

SimpleMail.php

<?php

class SimpleMail {
  public static function send($to, $subject, $message)
  {
    if( is_array($to) ) $to = implode(', ', $to);
    $from     = 'Max Mustermann <max@mustermann.com>';
    $noreply  = 'noreply@mustermann.com';
    // To send HTML mail, the Content-type header must be set
    $headers  = "MIME-Version: 1.0" . PHP_EOL;
    $headers .= "Content-type: text/html; charset=iso-8859-1" . PHP_EOL;

    // Additional headers
    $headers .= "From: $from" . PHP_EOL .
        "Reply-To: $noreply" . PHP_EOL .
        'X-Mailer: PHP/' . phpversion();

    return mail($to, $subject, $message, $headers);
  }
}
?>