[Medium] Logging in Cloud Functions

cloud_logging.php

<?php declare(strict_types = 1);

use Google\Cloud\Logging\LoggingClient;

$client = new LoggingClient(['projectId' => $projectId]);
$logger = $client->psrLogger(
    'app',
    [
        'resource' => [
            'type' => 'cloud_function',
            'labels' => [
                'function_name' => $functionName,
                'region' => $region,
            ],
        ],
    ]
);

$logger->log($severity, $message);