Only the active tab item's content is rendered. So the ref's on the other divs don't exist. You should add your refs to the looping ... ... <看更多>

here example: https://jsfiddle.net/alekzonder/1zcLkuwq/ vue.js 2.1.10 steps in example: press "unshift new" button then press "set bold" ... ... <看更多>

I used the ref-array module in the vue-electron project, and I got a Maximum call stack size exceeded error during compilation. Operating environment：. ... <看更多>

... Vue 3 & TypeScript tutorial we'll dive into using the Composition API with TypeScript. You'll learn how ... ... <看更多>

Ref 物件只包含一個名為 value 的屬性。 若傳入物件型別，內部會呼叫 reactive() 將其轉成響應式物件。 從 setup ... ... <看更多>