> For the complete documentation index, see [llms.txt](https://hi-primus.gitbook.io/bumblebee/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hi-primus.gitbook.io/bumblebee/transformations/transformation-functions/string-functions/upper.md).

# Upper case

Converts all the alpha characters from every value of the selected columns into upper case.

## Location

![Upper case on the interface](https://1348350781-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MV2mHcaOiKNDfEbfXux%2Fsync%2F097b007f560b2af1e92c0a5fd245eb793f2fd671.png?generation=1618272309984466\&alt=media)

## Fields

| Field                 | Type       | Description                                                                          |
| --------------------- | ---------- | ------------------------------------------------------------------------------------ |
| Output column name(s) | Text field | Name of the output column(s), if left blank will save the result on the same column. |

## Example

![Upper case example](https://1348350781-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MV2mHcaOiKNDfEbfXux%2Fsync%2F9e0261930dc69558eda09e1e96b3ccc246ecdf9c.png?generation=1618272338166217\&alt=media)