[Learn with VSCode] TypeScript for Beginners #6 Best Practices for Conditional Logic in TypeScript

In this video, we explain best practices for conditional branching in TypeScript.
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
00:33 Best Practices for Conditional Logic in TypeScript / Narrowing Types with Type Guards
01:11 - Avoid Nested `if` Statements
01:32 - Bad Example:
01:46 - Improved Example:
02:01 - Utilize Optional Chaining
02:18 - Without Optional Chaining:
02:30 - Using Optional Chaining:
02:57 - Use Strict Equality Operators
03:21 - Bad Example:
03:33 - Improved Example: / Use Enums or Literal Types for Explicit Conditions
04:15 - Combine similar conditions
04:33 - Bad Example:
04:46 - Improved Example:
05:07 - Avoid making conditional expressions complex
05:25 - Bad Example:
05:38 - Improved Example:
05:54 - Use ternary operators for simple conditions
06:11 - Example:
06:27 - Replace conditional branches with arrays or maps
06:57 - Bad Example:
07:14 - Improved example: Using an array
07:29 - Improved example: Using a Map / Conclusion

#TypeScript #Basics