mounted() {

                //设置全部为选中

                for (var i = 0; i < this.tableData.length; i++) {

                    this.$refs.multipleTable.toggleRowSelection(this.tableData[i], true);//默认选中

                }

            },

 let qs = Qs;

        Vue.prototype.getSearch = function () {

            return window.location.search;

        };

        Vue.prototype.$qs = qs;

.........

  mounted() {

                let query = this.$qs.parse(this.getSearch(),{ ignoreQueryPrefix: true });

                if (query.ezno) {

                }

    }