TypeScript 7/20/2026 8 min read
The Complete Guide to TypeScript Generics
What are Generics?
Generics are a powerful feature of TypeScript that allow you to write reusable, type-safe code. They enable you to create components that work with any type while maintaining type safety.
## Basic Syntax
function identity(arg: T): T {
return arg
}
## Practical Examples
Generics are commonly used in arrays, promises, and React components. They help you write cleaner, more maintainable code.
## Conclusion
Mastering generics is essential for any TypeScript developer. They unlock the full potential of the type system.
function identity(arg: T): T {
return arg
}
## Practical Examples
Generics are commonly used in arrays, promises, and React components. They help you write cleaner, more maintainable code.
## Conclusion
Mastering generics is essential for any TypeScript developer. They unlock the full potential of the type system.