<?php ini_set('display_errors', 1); error_reporting(E_ALL); require_once "vendor/autoload.php"; \Smsc\Smsc::setConfig(['uri' => 'http://smsc.ru/sys/send.php?', 'login' => '{login}', 'password' => '{password}', 'sender' => '{sender-id}']); $sms = new \Smsc\Smsc(); $sms->addReceiver('{number}')->setMessage('{message}'); if (!$sms->send()) { echo $sms->getLastError(); }