PHP simulates multi-threaded requests

PHP模拟多线程请求

multi_threads_request($nodes){

$mh = curl_multi_init();

$curl_array = array();

foreach($nodes as $i => $url)

{

$curl_array[$i] = curl_init($url);

curl_setopt($curl_array[$i], CURLOPT_RETURNTRANSFER, true);

curl_multi_add_handle($mh, $curl_array[$i]);

}

$running = NULL;

do {

usleep(10000);

   curl_multi_exec($mh,$running);

} while($running > 0);

$res = array();

foreach($nodes as $i => $url)

{

$res[$url] = curl_multi_getcontent($curl_array[$i]);

}

foreach($nodes as $i => $url){

curl_multi_remove_handle($mh, $curl_array[$i]);

}

curl_multi_close($mh);

return $res;

}

print_r(multi_threads_request(array(

    'http://www.163.com',

    'http://www.baidu.com',

));