@ckeditor/ckeditor5-utils/src/dom/iswindow.js

Miscellaneous utilities used by CKEditor 5.

/**
 * @license Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
/**
 * @module utils/dom/iswindow
 */
/**
 * Checks if the object is a native DOM Window.
 */
export function isWindow(obj) {
    const stringifiedObject = Object.prototype.toString.apply(obj);
    // Returns `true` for the `window` object in browser environments.
    if (stringifiedObject == '[object Window]') {
        return true;
    }
    // Returns `true` for the `window` object in the Electron environment.
    if (stringifiedObject == '[object global]') {
        return true;
    }
    return false;
}