Mengenal Public dan Private Fields di dalam Class JavaScript ES2016
https://developers.google.com/web/updates/2018/12/class-fields
#class #private #field
https://developers.google.com/web/updates/2018/12/class-fields
#class #private #field
v8.dev
Public and private class fields · V8
Several proposals expand the existing JavaScript class syntax with new functionality. This article explains the new public class fields syntax in V8 v7.2 and Chrome 72, as well as the upcoming private class fields syntax.