飞翔的小白

中文文档地址：http://www.itxst.com/vue-draggable/jirneq6b.html

1、更改content: ::v-deep .el-icon-caret-right:before { content: "\e723"; font-size: 16px; } ::v-deep .expanded:before { content: "\e722"; font-size: 16px; } ::v-deep .el-tree-node__expand-icon.expanded {

效果：<el-table-column label="" width="48" align="center" > <template>

html代码：<div class="kongtiaojifang" ref="kongtiao" @mousedown="mouseDownHandleelse($event)" @mouseup="mouseUpHandleelse($event)"></div>js代码：<script>export default { name: 'zhinengjifang', data () { return { moveDat.