Jayson Zou

```ts type First = T['length'] extends 0 ? never : T[0] ```

```ts type TupleToObject = { [ key in T[number]]: key } ```

```ts type MyReadonly = { readonly [key in keyof T] : T[key] } ```

```ts type MyPick = { [key in K]: T[key] } ```

Nuxt 应用，[Vue warn]: Failed to mount component: template or render function not defined.

2

``` import waterfall33 from 'vue-waterfall2' export default { name: "Waterfall2", components: {waterfall33}, props: ['images'] } ```

### 🐛 bug 描述 ### 📷 复现步骤 https://codesandbox.io/p/sandbox/awesome-cori-sgtjfc ### 🏞 期望结果 单个checkbox也可以设置readonly ### 💻 复现代码 [codesandbox](https://codesandbox.io/p/sandbox/awesome-cori-sgtjfc) ### © 版本信息 - ProComponents 版本: [2.7.16] - umi 版本 - 浏览器环境 [chrome] -...