Overview
KB
Technical FAQ
PHP Manual
CSS2 Manual
HTML Manual
JS Guide
JS Reference
PhpDock Manual
Nu-Coder Manual
PhpExpress Manual
PHP Joomla
Development
Learn PHP
 
<Swoole\ProcessSwoole\Process::close>
^Swoole\ProcessLast updated: Mon, 26 Oct 2026

Swoole\Process::alarm

(PECL swoole >= 1.9.0)

Swoole\Process::alarm — High precision timer which triggers signal with fixed interval.

Description

public static function Swoole\Process::alarm(int $interval_usec): void

Parameters

interval_usec

Return Values


<Swoole\ProcessSwoole\Process::close>
^Swoole\ProcessLast updated: Mon, 26 Oct 2026