How to add cell level validation lazarus / 49-FPSpreadsheet ---------------------------------------------------------------------- Packs · 2024-10-22 03:22 How to add cell level validation ---------------------------------------------------------------------- wp · 2024-10-22 10:30 Contributions are welcome. A possible patch should - create the infrastructure within fpspreadsheet for cell validation - provide a reader/writer for at least xlsx and ods files. ---------------------------------------------------------------------- Packs · 2024-10-22 12:11 According to you , it is possible.