TypeScript Generics Deep Dive

TypeScript Generics Deep Dive

Understanding TypeScript generics better today.

What I Learned

Generics allow us to create reusable components that work with multiple types:

function identity<T>(arg: T): T {
  return arg;
}

The <T> syntax creates a type variable that can be used throughout the function. This is especially useful for:

• Creating flexible APIs
• Maintaining type safety
• Avoiding any types