3 ms·

It was the same with Array includes and contains, wasn't it?

• kretaceous 5y ago
  Also, Array.flat was chosen instead of Array.flatten because of a popular 3rd party library's function of the same name. I think it was Lodash.
  • abdusco 5y ago
    It was mootools. https://developers.google.com/web/updates/2018/03/smooshgate https://developers.google.com/web/updates/2018/03/smooshgate
    • mananaysiempre 5y ago
      ... And underscore/lodash use the _(...) wrapper approach pioneered by jQuery’s $(...) precisely to avoid monkey-patching builtin objects like Mootools did (as well as some others I think, but I don’t really remember).
      • Izkata 5y ago
        PrototypeJS also had the monkey-patch approach.