jQuery.isWindow( obj )Returns: booleanversion deprecated: 3.3, removed: 4.0
Description: Determine whether the argument is a window.
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version added: 1.4.3jQuery.isWindow( obj )
- objType: PlainObjectObject to test whether or not it is a window.
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Note: This API has been deprecated in jQuery 3.3; if you need this function, reimplement it by yourself:
function isWindow( obj ) {
return obj != null && obj === obj.window;
} This is used in a number of places in jQuery to determine if we're operating against a browser window (such as the current window or an iframe).