$url = "http://api.monkeyapi.com";
$params = array(
'appkey' =>'appkey',//您申请的APPKEY
'url' =>'www.monkeyapi.com',//需要查询的网站
);
$paramstring = http_build_query($params);
$content = Curl($url, $paramstring);
$result = json_decode($content, true);
if($result) {
  var_dump($result);
}else {
  //请求异常
}
/**
  * 请求接口返回内容
  * @param  string $url [请求的URL地址]
  * @param  string $params [请求的参数]
  * @param  int $ipost [是否采用POST形式]
  * @return  string
*/
function Curl($url, $params = false, $ispost = 0)
{
  $httpInfo = array();
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
  curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 60);
  curl_setopt($ch, CURLOPT_TIMEOUT, 60);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
  if ($ispost) {
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
    curl_setopt($ch, CURLOPT_URL, $url);
  }else {
    if ($params) {
      curl_setopt($ch, CURLOPT_URL, $url.'?'.$params);
    } else {
      curl_setopt($ch, CURLOPT_URL, $url);
    }
  }
  $response = curl_exec($ch);
    if ($response === FALSE) {
    //echo "cURL Error: " . curl_error($ch);
    return false;
  }
  $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  $httpInfo = array_merge($httpInfo, curl_getinfo($ch));
  curl_close($ch);
  return $response;
}