30. JavaScript Data Type: Symbol - for...in, global symbols, system symbols
#MissXing #JavaScript #JavaScriptObject
In this video, we continue introduce symbols - why symbols are considered as hidden properties? We explained use for...loop, object.keys. We also introduced global symbol registry, and system symbols in a brief way.
Source code:
https://github.com/TinaXing2012/javascript-for-beginners/blob/main/objects/symbols-demo.html
Видео 30. JavaScript Data Type: Symbol - for...in, global symbols, system symbols автора JavaScript Легко и Просто
Видео 30. JavaScript Data Type: Symbol - for...in, global symbols, system symbols автора JavaScript Легко и Просто
Информация
29 ноября 2023 г. 7:56:46
00:13:32
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