在vue2中使用报错

[davy-gan]

如题在vue2中报错 "export 'getCurrentInstance' was not found in 'vue' in vue-demi 文件 已安装"@vue/composition-api": "^1.7.2",

在main.js中引入了 并使用

import VueCompositionAPI from '@vue/composition-api'

Vue.use(VueCompositionAPI)

ERROR Failed to compile with 1 error 11:29:58
error in ./node_modules/vue-demi/lib/index.mjs

"export 'getCurrentInstance' was not found in 'vue'