---
title: format filesize
categories: |
  strings
version: 0.104.0
strings: |
  Converts a column of filesizes to some specified format.
usage: |
  Converts a column of filesizes to some specified format.
editLink: false
contributors: false
---
<!-- This file is automatically generated. Please edit the command in https://github.com/nushell/nushell instead. -->

# `format filesize` for [strings](/commands/categories/strings.md)

<div class='command-title'>Converts a column of filesizes to some specified format.</div>

## Signature

```> format filesize {flags} (format value) ...rest```

## Parameters

 -  `format value`: The format into which convert the file sizes.
 -  `...rest`: For a data structure input, format filesizes at the given cell paths.


## Input/output types:

| input    | output |
| -------- | ------ |
| filesize | string |
| record   | record |
| table    | table  |
## Examples

Convert the size column to KB
```nu
> ls | format filesize KB size

```

Convert the apparent column to B
```nu
> du | format filesize B apparent

```

Convert the size data to MB
```nu
> 4GB | format filesize MB
4000 MB
```