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<Swoole\Server::listenSwoole\Server::pause>
^Swoole\ServerLast updated: Mon, 26 Oct 2026

Swoole\Server::on

(PECL swoole >= 1.9.0)

Swoole\Server::on — Register a callback function by event name.

Description

public function Swoole\Server::on(string $event_name, callable $callback): void

Parameters

event_name

callback

Return Values


<Swoole\Server::listenSwoole\Server::pause>
^Swoole\ServerLast updated: Mon, 26 Oct 2026