Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

JavaScript AJAX Basics (retiring) AJAX Concepts Finish the AJAX Request

Posted by Brian Johnson
.a{fill-rule:evenodd;}techdegree seal-36
Brian Johnson
Front End Web Development Techdegree Graduate 20,818 Points

Can someone help me with this one?

Please help me!

app.js 
var request = new XMLHttpRequest(); 
var xhr = new XMLHttpRequest(); 
request.onreadystatechange = function () {
  if (request.readyState === 4) {
    document.getElementById("footer").innerHTML = request.responseText;
  }
};
xhr.open("GET", "footer.html");
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="footer"></div>
</body>
</html>
eslam said
eslam said
Courses Plus Student 6,734 Points
eslam said
eslam said
Courses Plus Student 6,734 Points 
var request = new XMLHttpRequest(); 
request.open('GET', 'footer.html');
request.onreadystatechange = function () {
    if (request.readyState === 4) {
        document.getElementById("footer").innerHTML = request.responseText;
  }
}
request.send();

2 Answers

Steven Parker
Steven Parker
231,275 Points
Steven Parker
Steven Parker
231,275 Points

The challenge has already created the XMLHttpRequest, you don't need to create another one.

Just apply the "open" method to the existing one named "request".

Brian Johnson
seal-mask
PLUS
.a{fill-rule:evenodd;}techdegree seal-36
Brian Johnson
Front End Web Development Techdegree Graduate 20,818 Points
Brian Johnson
.a{fill-rule:evenodd;}techdegree seal-36
Brian Johnson
Front End Web Development Techdegree Graduate 20,818 Points

Thanks Steve!