_.update(object, path, updater)
This method is like _.set except that accepts updater to produce the value to set. Use _.updateWith to customize path creation. The updater is invoked with one argument: (value).
Note: This method mutates object.
Arguments
object (Object): The object to modify.
path (Array|string): The path of the property to set.
updater (Function): The function to produce the updated value.
Returns
(Object): Returns object.