Web/**adds a merged region of cells (hence those cells form one) * * @param region (rowfrom/colfrom-rowto/colto) to merge * @param validate whether to validate merged region * @return index of this region * @throws IllegalArgumentException if region contains fewer than 2 cells * @throws IllegalStateException if region intersects with an … Web18 jul. 2024 · You have to analyze your sheet and identify the first cell and the last one of the area you want to merge. Then you have to merge all those cells in one shot. For example:

【POI xlsx】使用POI对xlsx的单元格样式进行设置 / 使用POI对xlsx …

java.lang.IllegalArgumentException: Merged region I1 must contain 2 or more cells Meer weergeven WebSelect the cells to merge. Select Merge & Center. Important: When you merge multiple cells, the contents of only one cell (the upper-left cell for left-to-right languages, or the upper-right cell for right-to-left languages) appear in the merged cell. The contents of the other cells that you merge are deleted. Unmerge cells craigslist usa search cars

How to Merge Cells in Excel? (Methods, Examples, Shortcut)

Web12 jul. 2016 · java.lang.IllegalArgumentException: Merged region B4 must contain 2 or more cells 同样，如果控制不好，还会出现如下错误： java.lang.IllegalStateException: Cannot add merged region B5:B6 to sheet because it overlaps with an existing merged region (B4:B5). 不能将合并的区域B5：B6添加到表格，因为它与现有的合并区域重 … Web19 dec. 2013 · SO if you want to read the merged cell value, you need to read its first cell only, and similarly if you want to write in the merged cells, you just need to write in first cell only. sheet.getNumMergedRegions (); return integer that will be the total number of merged region in the sheet. you can iterate through it using loop as well. Web14 mei 2024 · 使用EasyExcel合并单元格，非常耗费资源，目前想到的优化思路有三点： 1.在合并的时候，先确定哪些单元格要合并，获取需要合并的单元格索引 2.使 … diy iron on tshirt transfers