Getting Started with TypeScript 6

Introduction

TypeScript 6 brings exciting new features to the table.

Key Features

• Stricter defaults: strict is now enabled by default
• ES2025 target: Modern JavaScript output by default
• Performance: Faster type checking

Code Example

function greet(name: string): string {
  return `Hello, ${name}!`;
}

const result = greet("World");

GFM Table

Feature	TS5	TS6
Strict default	❌	✅
ES2025 target	❌	✅

TypeScript 6 is a game changer for modern web development.

Math Example

The time complexity is $O(n \log n)$.

$$\sum_{i=1}^{n} i = \frac{n(n+1)}{2}$$