2 合并列/行单元格 <template> <div> <el-table :data="tableData" style="width: 100%" :header-cell-style="headerCellStyle" :cell-style="cellStyle" :span-method="spanMethod" ref="tableRef" > <el-table-column prop="date" label="日期" width="150"> </el-table-column> <el-table-co...