Method isElement

src/AutoNumericHelper.js:257–267

* Return `true` if the parameter is a DOM element * cf. http://stackoverflow.com/a/4754104/2834898 * * @param {*} obj * @returns {boolean}

(obj)

     * @returns {boolean}
     */
    static isElement(obj) {
        // return !!(obj && obj.nodeName);
        // return obj && 'nodeType' in obj;
        // return obj instanceof Element || obj instanceof HTMLInputElement || obj instanceof HTMLElement;
        if (typeof Element === 'undefined') {
            // This test is needed in environnements where the Element object does not exist (ie. in web workers)
            return false;
        }

        return obj instanceof Element;
    }

    /**
     * Return `true` in the given DOM element is an <input>.