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j2doll merged 2 commits into from
Dec 31, 2025
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update example md #432

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update example md
j2doll Dec 31, 2025
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Merge branch 'formula_dump' of https://github.com/j2doll/QXlsx into f…
j2doll Dec 31, 2025
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25 changes: 25 additions & 0 deletions Example.md
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Expand Up @@ -241,6 +241,8 @@ LargeData -r 300000 -c 15 -S 60000 --use-style

## [sax reader](https://github.com/QtExcel/QXlsx/blob/j2doll/sax_reader/TestExcel/extractdata_sax.cpp)

- How to use sax parser that uses less RAM memory.

```cpp
void dump_all_sheets_sax(QXlsx::Document& doc)
{
Expand Down Expand Up @@ -273,4 +275,27 @@ void dump_all_sheets_sax(QXlsx::Document& doc)
}
```

<br />

---

## [FormulaDump](https://github.com/QtExcel/QXlsx/tree/master/FormulaDump)

- Run
- The main executable allows you to dump formulas and values from an XLSX file. Example usage:
```sh
./FormulaDump <xlsx-file> [options]
```

- Options
- `--sheet <name>`: Dump only the specified sheet
- `--all`: Dump all sheets
- `--only-formula`: Output only formula cells
- `--show-value`: Output cell values
- `--eval-formula`: Evaluate formulas if no cached value
- `--max-rows <n>`: Limit the number of rows
- `--max-cols <n>`: Limit the number of columns
- `--print-empty`: Print cells even if the value is empty

---