OpenSwoole Server getWorkerId()

25.x is outdated, please check the latest version 26.x


Latest version: pecl install openswoole-26.2.0

Declaration

<?php OpenSwoole\Server->getWorkerId(): int|bool

Parameters

none

Return

workerId

Return the current worker process ID (Not the PID).

Description

Get the current worker process ID (non-process PID), inside the onWorkerStart event the $workerId is the same.

Available since > v4.5.0

Last updated on February 28, 2026