Pool::collect

(PECL pthreads >= 2.0.0)

Pool::collect — Collect references to completed tasks

Опис

public Pool::collect(Callable $collector = ?): int

Allows the pool to collect references determined to be garbage by the optionally given collector.

Параметри

collector: A Callable collector that returns a boolean on whether the task can be collected or not. Only in rare cases should a custom collector need to be used.

Значення, що повертаються

The number of remaining tasks in the pool to be collected.

Журнал змін

Версія Опис

PECL pthreads 3.0.0 An integer is now returned, and the collector parameter is now optional.

Версія	Опис
PECL pthreads 3.0.0	An integer is now returned, and the `collector` parameter is now optional.

Приклади

Приклад #1 A basic example of Pool::collect()

<?php
$pool = new Pool(4);

for ($i = 0; $i < 15; ++$i) {
    $pool->submit(new class extends Threaded {});
}

while ($pool->collect()); // blocks until all tasks have finished executing

$pool->shutdown();