Vue draggable get dropping list id

When we use some component libraries, if there is no slot for the root element of the list in the component library , it is difficult for us to

Error: Item slot must have only one child It is the exact same code as above but with a pug inline comment template lang='

error 1089 1、Error: draggable element must have an item slot 升级组件 npm i -S vuedraggable@next 使用示例 div class=col-3>

error_ draggable element must have an item slot そして、直下の templateタグ で名前付きスロットのitemを指定してあげると（ #item={element} ） element という名前でループしたプロパティを取得する