Determine whether the argument is a window.

jQuery.isWindow(obj)🡢 boolean

obj PlainObjectObject to test whether or not it is a window.

Note: This API has been deprecated in jQuery 3.3; if you need this function, reimplement it by yourself:

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).

Finds out if the parameter is a window.

Is 'window' a window? <b></b>
$("b").append("" + $.isWindow(window));

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