draggable对表格列进行拖拽排序
<!-- 排序 -->
<Dialog title="Sort" v-model:dialogVisible="dialogFormVisible5" width='60%' @confirm='saveSort'>
<table cellspacing="1" border="0">
<draggable v-model="list" @start="drag = true" @end="drag = false" item-key="index">
<template #item="{ element }">
<tr>
<td>{{element.name}}</td>
<td><img style="width:60px" :src="$imgUrl+element.pic" alt=""></td>
<!-- <td>{{element.sn}}</td> -->
</tr>
</template>
</draggable>
</table>
</Dialog>