Typescript Reference Guide

TypeScript Handbook (opens new window)

TypeScript で型をご安全に メモ (opens new window) (opens new window)

Shortcut Reference

• Basic Types (opens new window)
• Interfaces (opens new window)
• Classes (opens new window)
• Functions (opens new window)
• Generics (opens new window)
• Enums (opens new window)
• Type Inference (opens new window)
• Type Compatibility (opens new window)
• Advanced Types (opens new window)
• Symbols (opens new window)
• Iterators and Generators (opens new window)
• Modules (opens new window)
• Namespaces (opens new window)

Table of Contents

• Basic Types

  • Boolean
  • Number
  • String
  • Array
  • Tuple
  • Enum
  • Any
  • Void
  • Null and Undefined
  • Never
  • Object
  • Type Assertions

• advanced-types

  • Intersection Types
  • Union Types
  • Type Guards and Differentiating Types
  • Type Aliases
  • String Literal Types
  • Numeric Literal Types
  • Enum Member Types
  • Discriminated Unions
  • Polymorphic this types
  • Index types
  • Mapped types
  • Key Remapping via as
  • Conditional Types
  • Predefined conditional types