微信开发，总是获取token失败

$appid = 'wx1aabc8673b8f103a';$appsecret = '9aa99fc9db9bf1321c1afe05feb29b6c';$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$appsecret";$url='https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=wx1aabc8673b8f103a&secret=9aa99fc9db9bf1321c1afe05feb29b6c';//echo $access_token;function getDo($url){$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);$output = curl_exec($ch);curl_close($ch);$jsoninfo = json_decode($output, true);return $jsoninfo;}$arr=getDo($url);$info_url = "https://api.weixin.qq.com/sns/userinfo?access_token={$arr["access_token"]}&openid={$appid}&lang=zh_CN";        print_r(getDo($info_url));