delei opened a new issue, #666: URL: https://github.com/apache/fesod/issues/666
### Search before asking - [x] I searched in the [issues](https://github.com/apache/fesod/issues) and found nothing similar. ### Fesod version 1.3.0 ### JDK version JDK1.8 ### Operating system _No response_ ### Steps To Reproduce ```java public class IssueTest { @Test public void dynamicHeadWrite() throws Exception { List<List<String>> multiHeader = new ArrayList<>(); multiHeader.add(new ArrayList<>(Arrays.asList("head10"))); multiHeader.add(new ArrayList<>(Arrays.asList("head20", "head21"))); multiHeader.add(new ArrayList<>(Arrays.asList("head30", "head31"))); multiHeader.add(new ArrayList<>(Arrays.asList("head40", "head31"))); multiHeader.add(new ArrayList<>(Arrays.asList("head40", "head41"))); FastExcel.write("dynamicHeadWrite" + System.currentTimeMillis() + ".xlsx") .head(multiHeader) .sheet() .doWrite(data()); } private List<List<Object>> data() { List<List<Object>> data = new ArrayList<>(); for (int i = 0; i < 5; i++) { data.add(new ArrayList<>(Arrays.asList("A" + i, "B" + i, "C" + i, "D" + i, "E" + i))); } return data; } } ``` ### Current Behavior Cells C2 and D2 are automatically merged. <img width="563" height="189" alt="Image" src="https://github.com/user-attachments/assets/00e28681-6a30-489c-a697-b1a42e318ed8"; /> ### Expected Behavior Cells C2 and D2 should not be merged automatically. ### Anything else? _No response_ ### Are you willing to submit a PR? - [ ] I'm willing to submit a PR! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
