TypeScript Fundamentals × Type Narrowing, Guards, and Predicates

In this episode of Syntax, Wes and Scott talk through some TypeScript Fundamentals around type narrowing, type guards, and type predicates.

Show Notes

• 00:24 Welcome
• 01:40 Rocking predicates
• 02:54 What is a type in TypeScript?
• 04:11 Type Narrowing
• 08:18 Type Guard
• 16:19 Type Predicates

Shameless Plugs

• Scott: LevelUp Tutorials
• Wes: Wes Bos Tutorials

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