一文读懂TS in操作符

in操作符作用: 遍历类型 基本用法 type roles = "tester" | "developer" | "manager"; const staffCount: { [k in roles]: number } = { tester: 100, developer: 200, manage
posted @ 2022-05-20 11:23  Yune_Neko  阅读(2955)  评论(0)  编辑  收藏  举报