Vue删除当页最后一条数据完毕后不跳转到上一页问题

axios.post(BankAPI.product_listBatch,this.multipleSelection).then(res=>{if(res.data.success){let newPageing = Math.ceil((this.totalNum - this.multipleSelection.length) / this.indiPageSize);//向上取整let currentPage = this.indiPageNum > newPageing ? newPageing : this.indiPageNum;this.indiPageNum = currentPage < 1 ? 1 : currentPage;this.refreshTable()this.$message({type: 'success',message: '删除成功'});}else{// this.$messageutil.errorMessage(res.message || res.error)}