The Problem
TypeScript uses structural typing - types with same shape are compatible:
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LearnStep 1 of 2
Branded Types
Learning Objectives
- •Understand structural vs nominal typing
- •Create branded types
- •Prevent type confusion
Lesson Outline
LearnStep 1/2
Branded Types
typescript
Branded Types Solution
typescript
Common Use Cases
- IDs (UserId, OrderId, ProductId)
- Validated strings (Email, URL, PhoneNumber)
- Units (Meters, Kilometers, USD, EUR)