OpenSwoole\Coroutine\Channel->isEmpty()

Latest version: pecl install openswoole-22.1.2 | composer require openswoole/core:22.1.5

Declaration

<?php OpenSwoole\Coroutine\Channel->isEmpty(): bool

Parameters

None

Return

Returns true if the channel is empty, false otherwise.

OpenSwoole Coroutine Channel isEmpty

Description

Determine whether the current channel is empty.

Example

<?php
co::run(function() {

    $data = 'Hello World!';

    $chan = new chan(1);
    $chan->push($data);
    $pop = $chan->pop();

    var_dump($chan->isEmpty());

});
Last updated on September 1, 2022