Stacking work

# Worker::stack

(PECL pthreads >= 2.0.0)

Worker::stack — Stacking work

### Description

public Worker::stack(Threaded `&$work`): int

Appends the new work to the stack of the referenced worker.

### Parameters

`work`
  A Threaded object to be executed by the worker.

### Return Values

The new size of the stack.

### Examples

Example #1 Stacking a task for execution onto a worker

`<?php
$worker = new Worker();
$work = new class extends Threaded {};
var_dump($worker->stack($work));`

The above example will output:

    int(1)

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