vue element-ui el-table 选择框单选修改

 

<el-table
        ref="table"
        :data="tableData"
        style=" 100%"
        border
        @selection-change="handleSelectionChange"
        @select-all="selectAll"
    >
      <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>

　　　　

data() {
    return {
      data: [1, 2, 3],
      msg: '我是父组件里的信息',

      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'
        }
      ],
      obj: {}, //保存当前选中内容
    }
  },
  methods: {
    handleSelectionChange(selection) {
      this.obj = selection[0];

      if (selection.length > 1) {
        this.$refs['table'].clearSelection();
        this.$refs['table'].toggleRowSelection(selection.pop());
      }

    },

    // 禁止全选按钮
    selectAll(){
      this.$refs['table'].clearSelection();
    }
  },