即时焦点：element-ui表格展开行每次只能展开一行

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即时焦点：element-ui表格展开行每次只能展开一行

2023-02-02 17:08:48 来源：博客园

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element-ui表格展开行每次只能展开一行

<script>  export default {    data() {      return {        tableData: [{          id: "12987122",          name: "好滋好味鸡蛋仔",          category: "江浙小吃、小吃零食",          desc: "荷兰优质淡奶，奶香浓而不腻",          address: "上海市普陀区真北路",          shop: "王小虎夫妻店",          shopId: "10333"        }, {          id: "12987123",          name: "好滋好味鸡蛋仔",          category: "江浙小吃、小吃零食",          desc: "荷兰优质淡奶，奶香浓而不腻",          address: "上海市普陀区真北路",          shop: "王小虎夫妻店",          shopId: "10333"        }, {          id: "12987125",          name: "好滋好味鸡蛋仔",          category: "江浙小吃、小吃零食",          desc: "荷兰优质淡奶，奶香浓而不腻",          address: "上海市普陀区真北路",          shop: "王小虎夫妻店",          shopId: "10333"        }],        getRowKeys(row) {          return row.id;        },        //存放展开的id        expands: [],      }    },    methods:{      // 点击展开的时候就会触发这个方法      expandChangeHandler(row, expandedRows) {        console.log("expandedRows",expandedRows)        console.log("row",row)        if (expandedRows.length) {          this.expands = [];          if (row) {            this.expands.push(row.id);          }        } else {          this.expands = [];        }      }    }  }</script>

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