Ajax - Params In Post

To do sending parameter with post, what you need is do a little bit of code:

var ajax = new XMLHttpRequest();

ajax.open('POST', 'hello.php', false);

ajax.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');

// below is data you send

ajax.send('name=luna&city=denpasar');

With ajax, you can also get info response from server:

var content_length = ajax.getResponseHeader('Content-length');

Ajax - Params In Post