php发送http请求带json格式数据

$url = "http://localhost:9090/";

 

$params = json_encode(array(

    'users' => array(

        array('user_id' => '1', 'name' => 'tony'),

        array('user_id' => '2', 'name' => 'andy')

        )));

 

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, $url);

curl_setopt($ch, CURLOPT_HTTPHEADER, array(

    'Content-Type: application/json',

    'Content-Length: ' . strlen($params)

));

curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);

curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");

curl_setopt($ch, CURLOPT_POSTFIELDS, $params);

 

$res = curl_exec($ch);

curl_close($ch);

var_dump($res);

 

 

 

转自：http://www.01happy.com/php-send-post-request-body-is-json/