libs/isElement.js
function isElement(value) {
    return value != null && value.nodeType === 1 && isObjectLike(value) && !isPlainObject(value);
  }
function isElement(value) {
    return value != null && value.nodeType === 1 && isObjectLike(value) && !isPlainObject(value);
  }
/*------------------------------------------------------------------------ 
Checks if `value` is likely a DOM element.

@static
@memberOf _
@since 0.1.0
@category Lang
@param {*} value The value to check.
@returns {boolean} Returns `true` if `value` is a DOM element, else `false`.
@example

_.isElement(document.body);
// => true

_.isElement('<body>');
// => false