Pool::collect

(PECL pthreads >= 2.0.0)

Pool::collect — Collect references to completed tasks

Descrição

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

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

Parâmetros

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.

Valor Retornado

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

Registro de Alterações

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

Exemplos

Example #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();