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JavaScript AJAX Basics (retiring) Programming AJAX Create a callback

San Francisco
San Francisco
28,373 Points
Posted by San Francisco
San Francisco
28,373 Points

halp

thank you

app.js 
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function ()
xhr.open('GET', 'sidebar.html');
xhr.send();
index.html 
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>AJAX with JavaScript</title>
  <script src="app.js"></script>
</head>
<body>
  <div id="main">
    <h1>AJAX!</h1>
  </div>
  <div id="sidebar"></div>
</body>
</html>

1 Answer

Ion Jones
Ion Jones
11,299 Points

Don't forget the open and closed { } after your function:

var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {};
xhr.open('GET', 'sidebar.html');
xhr.send();