nushell/docs/commands/dfr_drop-nulls.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: dfr drop-nulls
layout: command
version: 0.59.0
---
Drops null values in dataframe
## Signature
```> dfr drop-nulls (subset)```
## Parameters
- `subset`: subset of columns to drop nulls
## Examples
drop null values in dataframe
```shell
> let df = ([[a b]; [1 2] [3 0] [1 2]] | dfr to-df);
let res = ($df.b / $df.b);
let a = ($df | dfr with-column $res --name res);
$a | dfr drop-nulls
```
drop null values in dataframe
```shell
> let s = ([1 2 0 0 3 4] | dfr to-df);
($s / $s) | dfr drop-nulls
```