appwrite/docs/examples/1.6.x/server-php/examples/functions/update-variable.md

<?php use Appwrite\Client; use Appwrite\Services\Functions; $client = (new Client()) ->setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint ->setProject('') // Your project ID ->setKey(''); // Your secret API key $functions = new Functions($client); $result = $functions->updateVariable( functionId: '', variableId: '', key: '', value: '' // optional );