Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8
Finds whether a variable is a resource
<?php is_resource(mixed $value): bool
<?php             $job = $this->jobs[$id];

            curl_multi_remove_handle($this->multiHandle, $job['curlHandle']);

            curl_close($job['curlHandle']);

            if (is_resource($job['headerHandle'])) {

                fclose($job['headerHandle']);

            }

            if (is_resource($job['bodyHandle'])) {
<?php             if (is_resource($job['headerHandle'])) {

                fclose($job['headerHandle']);

            }

            if (is_resource($job['bodyHandle'])) {

                fclose($job['bodyHandle']);

            }

            if ($job['filename']) {
<?php     private function rejectJob(array $job, \Exception $e)

    {

        if (is_resource($job['headerHandle'])) {

            fclose($job['headerHandle']);

        }

        if (is_resource($job['bodyHandle'])) {
<?php         if (is_resource($job['headerHandle'])) {

            fclose($job['headerHandle']);

        }

        if (is_resource($job['bodyHandle'])) {

            fclose($job['bodyHandle']);

        }

        if ($job['filename']) {