Web Window API | DOM Window fullscreen property
Last Updated :
31 Jul, 2019
The Window interface has a fullscreen property which tells whether the window is displayed in fullscreen mode or not.
Syntax:
BoolVal = windowReference.fullScreen;
Return value:
Boolean
- True: If windows is in fullscreen mode.
- False: If windows are not in fullscreen mode.
Example :
<!DOCTYPE html>
< html >
< head >
< title >
Window fullscreen property
</ title >
</ head >
< body >
< center >
< h1 style = "color:green;" >
GeeksForGeeks
</ h1 >
< h2 >Window fullscreen property</ h2 >
< button onclick = "GFGfun();" >press</ button >
< script >
function GFGfun() {
alert(window.fullScreen);
}
</ script >
</ center >
</ body >
</ html >
|
Output:
Window not in fullscreen:
Window in fullscreen:
Browser support:
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