(PECL pthreads >= 2.0.0)
Worker::stack — Stacking
Appends the referenced object to the stack of the referenced Worker
workThreaded object to be executed by the referenced Worker
The new length of the stack
Example #1 Stacking objects for execution in Workers
<?php
class Work extends Threaded {
    /** ... **/
    public function run(){
        /** ... **/
    }
}
$my = new Worker();
$work = new Work();
/** ... **/
var_dump($my->stack($work));
/** ... **/
?>
The above example will output:
int(1)