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 Programming AJAX AJAX Callbacks

Andras Andras
Andras Andras
8,120 Points
Posted by Andras Andras
Andras Andras
8,120 Points

AJAX meaning of the third step.

I am affraid you did not explain the third step of the AJAX script.

xhr.open(‘GET’, ‘sidebar.html’);

vs

xhr.open(‘GET’, ‘sidebar.html’);

Steven Parker
Steven Parker
231,109 Points
Steven Parker
Steven Parker
231,109 Points

Did you mean to put that same exact line twice with "vs" between?