jQuery isWindow() Method

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jQuery isWindow() Method

The jQuery isWindow() method determines whether the object is a window.

Example

HTML Editor
<!DOCTYPE html> <html lang="en-US"> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> </head> <body> <h1>jQuery isWindow() Method</h1> <p>Is 'window' a window? <b id="myWin"></b></p> <p>Is 'document' a window? <b id="myDoc"></b></p> <script> $(document).ready(function(){ $("#myWin").append("" +$.isWindow(window)); $("#myDoc").append("" +$.isWindow(document)); }); </script> </body> </html>

Syntax

$.isWindow(obj);

Parameter Values

Value Type Explanation
obj Required Specifies an object to test whether or not it is a window.

Browser Support

Devicedesktopmobile
Browsergoogle chromesafarifirefoxinternet Exploreredgeoperagoogle chromesafarifirefoxedgeoperaandroid webviewsamsung internet
isWindow()YesYesYesYesYesYesYesYesYesYesYesYesYes

Return Values

ValueExplanation
true The object is a window.
false The object is NOT a window.

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