---
title: "fileSize"
canonical: "https://support.appfire.com/space/PSJC/434962736/fileSize"
format: markdown
---
> Macro (aura-html)


## Description

> Macro (excerpt)
> 
> Returns the size for a given file.

Returns the size for a given file.

|  |  |  |  |
| --- | --- | --- | --- |
| **Syntax** | fileSize(file) | **Package** | file |
| **Alias** |  | **Pkg Usage** | size(file) |

## Parameters

| Parameter name | Type | Required | Description |
| --- | --- | --- | --- |
| file | String | Yes | Path depicting a file. |

## Return Type

**Number**

## Example

```javascript
number len = fileSize("C:/file1.txt");
```

> ⚠️ It is recommended that you use forward slashes ( / ) for file paths.

## See also

> Macro (contentbylabel)