<?php
//include "curl.php";
$url = 'http://xxx.com?t=';
echo "start at " . date('r') . "\n";
$res = classic_curl(["{$url}2", "{$url}3"]);
var_dump($res);
echo "end at " . date('r') . "\n";
function classic_curl($urls)
{
$queue = curl_multi_init();
$map = array();
foreach ($urls as $url) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_TIMEOUT, 50);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_multi_add_handle($queue, $ch);
$map[] = $ch;
}
$active = null;
// execute the handles
do {
//If curl_multi_exec returns CURLM_CALL_MULTI_PERFORM, select simply blocks for $timeout and returns -1. So we shoud made a full_curl_multi_exec before multi_select
while (($mrc = curl_multi_exec($queue, $active)) === CURLM_CALL_MULTI_PERFORM) {
}
//get new state(new activity connection)
//Error occurs
if ($mrc != CURLM_OK) {
break;
}
<?php
/**
* php version: 5.6.17
* todo : curl_multi_getcontent return nothing
*/
$urls = array('https://item.taobao.com/item.htm?spm=a1z10.1-c.w4024-11308530054.1.oOFbdH&id=520625892808&scene=taobao_shop', 'https://item.taobao.com/item.htm?spm=a1z10.3777-c.w4986-13288965637.2.j19e7O&id=522054508511', 'http://item.jd.com/1256491.html', 'http://item.jd.com/1385518.html');
$response = classic_curl($urls, 5000);
echo '<pre>';
print_r($response);
exit;
function classic_curl($urls, $delay)
{
$queue = curl_multi_init();
$map = array();
foreach ($urls as $url) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
// curl_setopt($ch, CURLOPT_TIMEOUT, 1);
// curl_setopt($ch, CURLOPT_HEADER, 1);
// curl_setopt($ch, CURLOPT_NOSIGNAL, true);
curl_setopt($ch, CURLOPT_NOBODY, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// for the curl_multi_getcontent to fetch the return stream
$map[$url] = $ch;
}
$active = null;
// execute the handles
do {
$mrc = curl_multi_exec($queue, $active);
} while ($mrc == CURLM_CALL_MULTI_PERFORM);
