<?php include_once "src/CamooSms.php"; /** * @Brief read current balance * */ // Step 1: Declare new CamooSms. $oSMS = new CamooSms('api_key', 'secret_key'); var_export($oSMS->getBalance()); // output: /* stdClass Object ( [message] => OK [balance] => stdClass Object ( [balance] => 910 [currency] => XAF ) )*/