> For the complete documentation index, see [llms.txt](https://docs.tomat.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.tomat.ai/data-transformation/formulas/conversion-functions/tostring.md).

# ToString

Converts value to the string type

```mathematica
ToString(12) → "12"
ToString(column1) → "column1"
```

#### Inputs

`ToString(value, format, [replaceInvalidWith])`

* `value` - A value to convert into a string
* `format` - Format of the value
* `[replaceInvalidWith]` - **\[optional**: null by default\*\*]\*\* - invalid values will be replaced with this parameter