nushell/docs/commands/uniq.md

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---
title: uniq
layout: command
version: 0.59.1
---
Return the unique rows.
## Signature
```> uniq --count --repeated --ignore-case --unique```
## Parameters
- `--count`: Count the unique rows
- `--repeated`: Count the rows that has more than one value
- `--ignore-case`: Ignore differences in case when comparing
- `--unique`: Only return unique values
## Examples
Remove duplicate rows of a list/table
```shell
> [2 3 3 4] | uniq
```
Only print duplicate lines, one for each group
```shell
> [1 2 2] | uniq -d
```
Only print unique lines lines
```shell
> [1 2 2] | uniq -u
```
Ignore differences in case when comparing
```shell
> ['hello' 'goodbye' 'Hello'] | uniq -i
```
Remove duplicate rows and show counts of a list/table
```shell
> [1 2 2] | uniq -c
```