[Learn with VSCode] JavaScript for Beginners #16 Additional Features of Classes in JavaScript

This video explains additional features of classes in JavaScript.
You can learn each example by previewing it in Visual Studio Code.

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📝 Blog URL

💡 Playlist for this series

🕐 Video contents
00:00 Start
00:29 Additional Features of Classes in JavaScript / Private Properties in JavaScript
01:20 - How to Use Private Properties / Defining Private Properties in Classes
02:19 - Defining Private Methods
03:12 - Advantages and Considerations of Private Properties / Advantage
03:45 - Notes
04:21 - Traditional Pseudonymous Implementation of Private Properties
04:39 - Convention of using underscores
05:11 - Implementation of private properties using closures
06:11 Optional Chaining in JavaScript
06:31 - Basic syntax of Optional Chaining
06:57 - Example:
07:30 - Using Optional Chaining with arrays and functions
07:40 - Example with arrays:
07:58 - Example with functions:
08:17 - Combining Optional Chaining with default values
08:31 - Example:
09:00 - Benefits of Optional Chaining
09:38 - Cautions with Optional Chaining
10:09 - Conclusion

#JavaScript #Basics