PHP Pthread多线程操作

<?php 

class vote extends Thread {

    public $res    = '';

    public $url    = array();

    public $name   = '';

    public $runing = false;

    public $lc     = false;

    public function __construct($name) {

        $this->res    = '暂无,第一次运行.';

        $this->param    = 0;

        $this->lurl   = 0;

        $this->name   = $name;

        $this->runing = true;

        $this->lc     = false;

    }

    public function run() {

        while ($this->runing) {

            if ($this->param != 0) {

                $nt          = rand(1, 10);

                echo "线程[{$this->name}]收到任务参数::{$this->param},需要{$nt}秒处理数据.\n";

                $this->res   = rand(100, 999);

                sleep($nt);

                $this->lurl = $this->param;

                $this->param   = '';

            } else {

                echo "线程[{$this->name}]等待任务..\n";

            }

            sleep(1);

        }

    }

}

//这里创建线程池.

$pool[] = new vote('a');

$pool[] = new vote('b');

$pool[] = new vote('c');

//启动所有线程,使其处于工作状态

foreach ($pool as $w) {

    $w->start();

}

//派发任务给线程

for ($i = 1; $i < 10; $i++) {

    $worker_content = rand(10, 99);

    while (true) {

        foreach ($pool as $worker) {

            //参数为空则说明线程空闲

            if ($worker->param=='') {

                $worker->param = $worker_content;

                echo "[{$worker->name}]线程空闲,放入参数{$worker_content},上次参数[{$worker->lurl}]结果[{$worker->res}].\n";

                break 2;

            }

        }

        sleep(1);

    }

}

echo "所有线程派发完毕,等待执行完成.\n";

//等待所有线程运行结束

while (count($pool)) {

    //遍历检查线程组运行结束

    foreach ($pool as $key => $threads) {

        if ($worker->param=='') {

            echo "[{$threads->name}]线程空闲,上次参数[{$threads->lurl}]结果[{$threads->res}].\n";

            echo "[{$threads->name}]线程运行完成,退出.\n";

            //设置结束标志

            $threads->runing = false;

            unset($pool[$key]);

        }

    }

    echo "等待中...\n";

    sleep(1);

}

echo "所有线程执行完毕.\n";