element ui中弹窗的js写法``` this.$confirm(`确定要删除选定的${this.selected

      this.$confirm(`确定要删除选定的${this.selected.length}行？`, '删除确认', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        var idList = [];
        console.log("this.selected", this.selected);
        this.selected.map(function(item) {
          idList.push(item.id);
        })
        this.$post('/ajax/auth/delete_'+this.modelNameLower+'/', {idList: idList}, this.onDeleteRow)
      }).catch(() => {

      });