If you are referring to class members in the JavaScript then those are private fields[1]
[1] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...
If you are referring to class members in the JavaScript then those are private fields[1]
[1] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...
I had Googled my question too. Got no hits which is why I asked. Haven't seen it before.