MadelineProto/old_docs/API_docs_v40/constructors/updateUserName.md

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



### Attributes:

| Name     |    Type       | Required |
|----------|:-------------:|---------:|
|user\_id|[int](../types/int.md) | Yes|
|first\_name|[string](../types/string.md) | Yes|
|last\_name|[string](../types/string.md) | Yes|
|username|[string](../types/string.md) | Yes|



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


### Example:

```
$updateUserName = ['_' => 'updateUserName', 'user_id' => int, 'first_name' => string, 'last_name' => string, 'username' => string, ];
```  

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

```
{"_":"updateUserName","user_id":"int","first_name":"string","last_name":"string","username":"string"}
```


Or, if you're into Lua:  


```
updateUserName={_='updateUserName', user_id=int, first_name=string, last_name=string, username=string, }

```