MadelineProto/docs/API_docs/constructors/documentAttributeFilename_23.md

---
title: documentAttributeFilename
description: documentAttributeFilename attributes, type and example
---
## Constructor: documentAttributeFilename\_23  
[Back to constructors index](index.md)



### Attributes:

| Name     |    Type       | Required |
|----------|:-------------:|---------:|
|file\_name|[string](../types/string.md) | Yes|



### Type: [DocumentAttribute](../types/DocumentAttribute.md)


### Example:

```
$documentAttributeFilename_23 = ['_' => 'documentAttributeFilename', 'file_name' => string, ];
```  

[PWRTelegram](https://pwrtelegram.xyz) json-encoded version:

```
{"_":"documentAttributeFilename","file_name":"string"}
```


Or, if you're into Lua:  


```
documentAttributeFilename_23={_='documentAttributeFilename', file_name=string, }

```