📜  typescript keyof - TypeScript 代码示例

📅  最后修改于: 2022-03-11 14:48:12.679000             🧑  作者: Mango

代码示例1
interface Person {
  name: string;
  age: number;
  location: string;
}

type K1 = keyof Person; // "name" | "age" | "location"
type K2 = keyof Person[]; // "length" | "push" | "pop" | "concat" | ...
type K3 = keyof { [x: string]: Person }; // string