「TwistOAuth」を利用してTwitterでツイートする方法です
<?php
require_once (dirname(__FILE__) . '/lib/TwistOAuth-master/build/TwistOAuth.phar');
$consumer_key = '';
$consumer_secret = '';
$screen_name = '';
$password = '';
$text = '';
try {
$to = TwistOAuth::login($consumer_key,
$consumer_secret,
$screen_name,
$password);
$to->post('statuses/update', array('status' => $text));
} catch (TwistException $e) {
echo $e->getMessage()."<BR>";
}
?>