VUE3学习笔记

2022-04-14 518 阅读1分钟

1. const { appContext } = getCurrentInstance()；

报错：Property 'appContext' does not exist on type 'ComponentInternalInstance | null'.ts(2339)

解决方案：使用ComponentInternalInstance进行断言；
const { appContext } = getCurrentInstance() as ComponentInternalInstance;