How to tweet with OAuth in three lines

twitter.php

<?php
// Download the latest version of TwitterOAuth from http://github.com/abraham/twitteroauth/downloads
// Unpack the download and place the twitteroauth.php and OAuth.php files in the same directory as this file.
// Register an application at http://dev.twitter.com/apps and from your new apps page get "my access token".

require_once('twitteroauth.php');
$connection = new TwitterOAuth('app consumer key', 'app consumer secret', 'my access token', 'my access token secret');
$connection->post('statuses/update', array('status' => 'text to be tweeted'));