复制 1const arraySpanMethod = ({ row, column, rowIndex, columnIndex }) => {
 2  if (columnIndex === 1) {
 3    if (
 4      rowIndex > 0 &&
 5      unref(list)[rowIndex].mainCategoryName === unref(list)[rowIndex - 1].mainCategoryName
 6    ) {
 7      return [0, 0]
 8    } else {
 9      let rowspan = 1
10      for (let i = rowIndex + 1; i < unref(list).length; i++) {
11        if (unref(list)[i].mainCategoryName === unref(list)[rowIndex].mainCategoryName) {
12          rowspan++
13        } else {
14          break
15        }
16      }
17      return [rowspan, 1]
18    }
19  }
20}