效果图（实际效果图内含隐私信息，故只展现excel表，与效果图样式一致）：
代码：
v-if="isShow" :data="tableData" stripe size="small" row-key="index" height="1000" :header-cell-style="rowClass" :span-method="objectSpanMethod" style="width: 100%; margin: 20px 0px"> label="月份" align="center" min-width="380"> prop="category" min-width="120"> prop="type" min-width="260"> 合并表头方法： rowClass({ row, column, rowIndex, columnIndex }) { if (rowIndex === 0 && columnIndex === 0) { this.$nextTick(() => { if (document.getElementsByClassName(column.id).length !== 0) { document.getElementsByClassName(column.id)[0].setAttribute('rowSpan', 2) return false } }) } if (rowIndex === 1 && (columnIndex === 0 || columnIndex === 1)) { return { display: 'none' } } }, 单元格行合并方法： objectSpanMethod({ row, column, rowIndex, columnIndex }) { if (columnIndex === 0) { if (rowIndex === 0 || row.category !== this.tableData[rowIndex - 1].category) { const rowCount = this.tableData.filter(i => i.category === row.category).length return { rowspan: rowCount, colspan: 1 } } else { return { rowspan: 0, colspan: 0 } } } return { rowspan: 1, colspan: 1 } },