has  source npm
_.has(object, path)
Checks if path is a direct property of object.
Arguments
- object (Object) The object to query. 
- path (Array|string) The path to check. 
Returns (boolean)
 Returns true if path exists, else false.
Example
var object = { 'a': { 'b': { 'c': 3 } } };
var other = _.create({ 'a': _.create({ 'b': _.create({ 'c': 3 }) }) });
_.has(object, 'a');
// => true
_.has(object, 'a.b.c');
// => true
_.has(object, ['a', 'b', 'c']);
// => true
_.has(other, 'a');
// => false