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array curl_multi_info_read ( resource $mh [, int &$msgs_in_queue = NULL ] )

<?php

$urls = array(
   "http://www.baidu.com/",
   "http://www.google.com.hk/",
   "http://www.w3cschool.cc/"
);

$mh = curl_multi_init();

foreach ($urls as $i => $url) {
    $conn[$i] = curl_init($url);
    curl_setopt($conn[$i], CURLOPT_RETURNTRANSFER, 1);
    curl_multi_add_handle($mh, $conn[$i]);
}

do {
    $status = curl_multi_exec($mh, $active);
    $info = curl_multi_info_read($mh);
    if (false !== $info) {
        var_dump($info);
    }
} while ($status === CURLM_CALL_MULTI_PERFORM || $active);

foreach ($urls as $i => $url) {
    $res[$i] = curl_multi_getcontent($conn[$i]);
    curl_close($conn[$i]);
}

var_dump(curl_multi_info_read($mh));

?>

array(3) {
  ["msg"]=>
  int(1)
  ["result"]=>
  int(0)
  ["handle"]=>
  resource(5) of type (curl)
}
array(3) {
  ["msg"]=>
  int(1)
  ["result"]=>
  int(0)
  ["handle"]=>
  resource(7) of type (curl)
}
array(3) {
  ["msg"]=>
  int(1)
  ["result"]=>
  int(0)
  ["handle"]=>
  resource(6) of type (curl)
}
bool(false)