<?php

require_once(__DIR__ . '/../autoload.php');

$messageBird = new \MessageBird\Client('YOUR_ACCESS_KEY'); // Set your own API access key here.

try {
    $deleted = $messageBird->mmsMessages->delete('mms_message_id'); // id here
    var_dump('Deleted: ' . $deleted);
} catch (\MessageBird\Exceptions\AuthenticateException $e) {
    // That means that your accessKey is unknown
    echo 'wrong login';
} catch (\MessageBird\Exceptions\BalanceException $e) {
    // That means that you are out of credits, so do something about it.
    echo 'no balance';
} catch (\Exception $e) {
    echo $e->getMessage();
}
