TaskSet::isFinished ​

(PHP 8.6+, True Async 1.0)

public TaskSet::isFinished(): bool

Returns true if there are no active coroutines and the task queue is empty.

If the set is not closed, this state may be temporary — new tasks can be added via spawn().

Return Value ​

true if all tasks are finished. false otherwise.

Examples ​

Example #1 Checking state ​

<?php

use Async\TaskSet;

spawn(function() {
    $set = new TaskSet();

    echo $set->isFinished() ? "yes\n" : "no\n"; // "yes"

    $set->spawn(fn() => "task");
    echo $set->isFinished() ? "yes\n" : "no\n"; // "no"

    $set->close();
    $set->joinAll()->await();
    echo $set->isFinished() ? "yes\n" : "no\n"; // "yes"
});

See Also ​

• TaskSet::isClosed — Check if the set is closed
• TaskSet::count — Number of tasks