Pool::collect

(PECL pthreads >= 2.0.0)

Pool::collect — Collect references to completed tasks

Beschreibung

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

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

Parameter-Liste

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.

Rückgabewerte

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

Changelog

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

Beispiele

Beispiel #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();