JavaScript introduced Map and Set objects with new ES6. Map provides functionality to use objects as object key. Set is a unique collection of items. This implementation uses hash tables to identify ...

It is not impossible to handle circular references in JavaScript since you can check if the objects ... As a matter of fact the reference implementation of Map and Set of ES6 resorts to linear search.

the Film Map is a clickable site that allows users to explore over 100 productions set in the city. Users can either click on the map pins or scroll through the projects to expand a window ...