Javascript: Webkitisfullscreen Property Ie Equivalent

According to this documentation, Internet Explorer does not support something like webkitIsFullScreen or like mozFullScreen property. I need to read if browser is in full screen mo

Solution 1:

Using IE11, an equivalent check would be:

document.msFullscreenElement !== null

Disclosure: I am on the team that worked on Microsoft's implementation of the Fullscreen API.