判断优酷视频是不是VIP视频

$url = 'https://v.youku.com/v_show/id_XMzYzMTMwOTEy.html?spm=a2h0k.11417342.soresults.dtitle&s=8f4918f6e6c411de97c0';
$info = file_get_contents($url);
$zz = '#//list.youku.com/show/id_(.*?).html#';
preg_match($zz, $info, $jg);
$info1 = file_get_contents('http:' . $jg[0]);
$zz1 = '#<div class="p-thumb-tagrt"><span class="(.*?)">(.*?)</span>#';
preg_match($zz1, $info1, $jg1);
//print_r($jg1);//输出打印数组
if ($jg1[1] == 'vip-free') {
    echo '是优酷会员视频';
} else {
    echo '不是优酷会员视频';
}