PHP Manual
Swoole\Coroutine
Call a callback given by the first parameter

Swoole\Coroutine::call_user_func

(PHP 7, PECL swoole >= 2.0.0)

Swoole\Coroutine::call_user_func — Call a callback given by the first parameter

Description

public static Swoole\Coroutine::call_user_func ( callable $callback [, mixed $... ] ) : mixed

Calls the callback given by the first parameter and passes the remaining parameters as arguments.

Parameters

callback: The callable to be called.
...: Zero or more parameters to be passed to the callback.

Return Values