WordPress at a glance
function is not described

ActionScheduler_AsyncRequest_QueueRunner::handle() protected WC 1.0

Handle async requests

Run a queue, and maybe dispatch another async request to run another queue if there are still pending actions after completing a queue in this request.

{} It's a method of the class: ActionScheduler_AsyncRequest_QueueRunner{}

Hooks from the method
Return

null. Nothing.

Usage

// protected - for code of main (parent) or child class
$result = $this->handle();

Code of ActionScheduler_AsyncRequest_QueueRunner::handle() WC 5.3.0

<?php
protected function handle() {
	do_action( 'action_scheduler_run_queue', 'Async Request' ); // run a queue in the same way as WP Cron, but declare the Async Request context

	$sleep_seconds = $this->get_sleep_seconds();

	if ( $sleep_seconds ) {
		sleep( $sleep_seconds );
	}

	$this->maybe_dispatch();
}