nushell/docs/commands/str_screaming-snake-case.md
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---
title: str screaming-snake-case
layout: command
version: 0.59.0
---
converts a string to SCREAMING_SNAKE_CASE
## Signature
```> str screaming-snake-case ...rest```
## Parameters
- `...rest`: optionally convert text to SCREAMING_SNAKE_CASE by column paths
## Examples
convert a string to camelCase
```shell
> "NuShell" | str screaming-snake-case
```
convert a string to camelCase
```shell
> "this_is_the_second_case" | str screaming-snake-case
```
convert a string to camelCase
```shell
> "this-is-the-first-case" | str screaming-snake-case
```
convert a column from a table to SCREAMING_SNAKE_CASE
```shell
> [[lang, gems]; [nu_test, 100]] | str screaming-snake-case lang
```