How do you check if a JavaScript Object is a DOM Object?

Question

I\'m trying to get:

document.createElement(\'div\')  //=> true
{tagName: \'foobar something\'}  //=> false

In my own scripts, I used

Answer 1

Not to hammer on this or anything but for ES5-compliant browsers why not just:

function isDOM(e) {
  return (/HTML(?:.*)Element/).test(Object.prototype.toString.call(e).slice(8, -1));
}

Won't work on TextNodes and not sure about Shadow DOM or DocumentFragments etc. but will work on almost all HTML tag elements.