Fetch Balance

<?php

include dirname(dirname(dirname(__FILE__))) . '/ccxt.php';
date_default_timezone_set('UTC');

$exchange = new \ccxt\okx(array(
   // 'verbose' => true, // for debugging
   // 'timeout' => 30000,
   "apiKey" => "YOUR_API_KEY",
   "secret" => "YOUR_API_SECRET",
));

try {
   // about balance, read docs at : https://github.com/ccxt/ccxt/wiki/Manual#balance-structure
   $result = $exchange->fetch_balance ();
   print_r ($result);

} catch (\ccxt\NetworkError $e) {
   echo '[Network Error] ' . $e->getMessage() . "\n";
} catch (Exception $e) {
   echo '[Error] ' . $e->getMessage() . "\n";
}