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[Typescript] Type from object key

2021.12.21 — Typescript — 1 min read

Object의 Key를 Type으로 사용하려면 keyof typeof Object

1const MyObject = {
2  key: "key",
3  name: "name",
4};
5
6interface ChildProps {
7  type: keyof typeof MyObject;
8}
9
10const Child = ({ type }: ChildProps) => {
11  return <div>type: {type}</div>;
12};
13
14const Parent = () => {
15  return <Child type="name" />;
16};