<template> <el-table ref="multipleTable" :data="tableData" tooltip-effect="dark" style="width: 100%" @selection-change="handleSelectionChange"> <el-table-column type="selection" width="55"> </el-table-column> <el-table-column label="日期" width="120"> <template slot-scope="scope">{{ scope.row.date }}</template> </el-table-column> <el-table-column prop="name" label="姓名" width="120"> </el-table-column> <el-table-column prop="address" label="地址" show-overflow-tooltip> </el-table-column> </el-table> <div style="margin-top: 20px"> <el-button @click="toggleSelection([tableData[1], tableData[2]])">切换第二、第三行的选中状态</el-button> <el-button @click="toggleSelection()">取消选择</el-button> </div></template><script> export default { data() { return { tableData: [{ date: '2016-05-03', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-02', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-04', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-01', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-08', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-06', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }, { date: '2016-05-07', name: '王小虎', address: '上海市普陀区金沙江路 1518 弄' }], multipleSelection: [] } }, methods: { toggleSelection(rows) { if (rows) { rows.forEach(row => { this.$refs.multipleTable.toggleRowSelection(row); }); } else { this.$refs.multipleTable.clearSelection(); } }, handleSelectionChange(val) { this.multipleSelection = val; } } }</script>按照官方文档中的例子拿过来使用，这个@selection-change在点击全选按钮的时候就不会触发。请问有遇到这个问题的吗，怎么解决？我现在需求是要监听是否点击了全选按钮 以及 列表中的checkbox的点击事件，但是文档中提供的事件监听都不会被触发，求助