nushell/docs/commands/columns.md
Justin Ma c0a1d18e3d
update #4455, regenerate commands' docs and update make_docs script (#4586)
* feat: update #4455, regenerate commands' docs

* chore: update make_docs script
2022-02-21 11:26:00 -06:00

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---
title: columns
layout: command
version: 0.59.0
---
Show the columns in the input.
## Signature
```> columns ```
## Examples
Get the columns from the table
```shell
> [[name,age,grade]; [bill,20,a]] | columns
```
Get the first column from the table
```shell
> [[name,age,grade]; [bill,20,a]] | columns | first
```
Get the second column from the table
```shell
> [[name,age,grade]; [bill,20,a]] | columns | select 1
```