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通过WEB服务器来实现PHP多线程功能

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Release: 2016-06-06 19:47:22
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当然,对多线程有深入理解的人都知道通过WEB服务器实现的多线程只能模仿多线程的一些效果,并不是真正意义上的多线程。 但不管怎么样,它还是能满足我们的一些需要的,在需要类多线程的功能方面还是可以采用这个类。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

当然,对多线程有深入理解的人都知道通过WEB服务器实现的多线程只能模仿多线程的一些效果,并不是真正意义上的多线程。

但不管怎么样,它还是能满足我们的一些需要的,在需要类似多线程的功能方面还是可以采用这个类。

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/**

 *

 *  PHP多线程应用使用方法:

 *  require_once 'thread.class.php';

 *  $thread = new thread();

 *  $thread->addthread('action_log','a');

 *  $thread->addthread('action_log','b');

 *  $thread->addthread('action_log','c');

 *  $thread->runthread();

 *

 *  function action_log($info) {

 *      $log = 'log/' . microtime() . '.log';

 *      $txt = $info . "\r\n\r\n" . 'Set in ' . Date('h:i:s', time()) . (double)microtime() . "\r\n";

 *      $fp = fopen($log, 'w');

 *      fwrite($fp, $txt);

 *      fclose($fp);

 *  }

 */

 

class thread {

 

    var $hooks = array();

    var $args = array();

 

    function thread() {

    }

 

    function addthread($func)

    {

        $args = array_slice(func_get_args(), 1);

        $this->hooks[] = $func;

        $this->args[] = $args;

        return true;

    }

 

    function runthread()

    {

        if(isset($_GET['flag']))

        {

            $flag = intval($_GET['flag']);

        }

 

        if($flag || $flag === 0)

        {

            call_user_func_array($this->hooks[$flag], $this->args[$flag]);

        }

        else

        {

            for($i = 0, <code>$size = count($this->hooks); $i <code>$size; $i++)

            {

                $fp=fsockopen($_SERVER['HTTP_HOST'],$_SERVER['SERVER_PORT']);

                if($fp)

                {

                    $out = "GET {$_SERVER['PHP_SELF']}?flag=$i HTTP/1.1\r\n";

                    $out .= "Host: {$_SERVER['HTTP_HOST']}\r\n";

                    $out .= "Connection: Close\r\n\r\n";

                    fputs($fp,$out);

                    fclose($fp);

                }

            }

        }

    }

}

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