LangisSetOn this pageisSet_.isSet(value) # Ⓢ [Ⓣ][1] Ⓝ Checks if value is classified as a Set object. Since 4.3.0 Arguments value (*): The value to check. Returns (boolean): Returns true if value is a set, else false. Example _.isSet(new Set);// => true_.isSet(new WeakSet);// => false