記錄一下post請求方法

$postdata = http_build_query($param);
  $options = array(
    'http' => array(
      'method' => 'POST',
      'header' => 'Content-type:application/x-www-form-urlencoded',
      'content' => $postdata,
      'timeout' => 15 * 60 // 超時時間（單位:s）
    )
  );
       $context = stream_context_create($options);

       $result = file_get_contents($url, false, $context);

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);            //設置訪問的url地址
curl_setopt($ch, CURLOPT_TIMEOUT, 30);           //設置超時
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,1);      //跟蹤301
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);        //返回結果
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($ch, CURLOPT_POST, 1);//設置爲POST方式
    //$data = urldecode ( json_encode ( $param ) ); 
    curl_setopt($ch, CURLOPT_POSTFIELDS, $param);   //設置參數
//curl_setopt ($ch, CURLOPT_HTTPHEADER, $headerInfo);
$r = curl_exec($ch);
curl_close($ch);
return $r;