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

You could try appending it to a real DOM node...

function isDom(obj)
{
    var elm = document.createElement('div');
    try
    {
        elm.appendChild(obj);
    }
    catch (e)
    {
        return false;
    }

    return true;
}