The Playground lets you write TypeScript or JavaScript online in a safe and sharable way.| www.typescriptlang.org
Using Type['a'] syntax to access a subset of a type.| www.typescriptlang.org
Generating mapping types which change properties via template literal strings.| www.typescriptlang.org
Create types which act like if statements in the type system.| www.typescriptlang.org