PHP调用接口用post方法传送json数据的实例

$keyword = urlencode($_POST['keyword']);$parameters = json_encode(array('keyWord'=>$keyword,'areaCode'=>'*'));$post_data['appToken'] = "323ds7674354fds32fdsda60173";//随便写的$post_data['parameters'] = $parameters;$url = 'http://serde.com/compadddvd/index';//随便写的$ch = curl_init();curl_setopt($ch, CURLOPT_POST, 1);curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);//用post方法传送参数curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);$response = curl_exec($ch);curl_close($ch);