MadelineProtoDocs/old_docs/API_docs_v45/methods/help.getAppChangelog.md
2019-12-27 18:46:25 +01:00

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---
title: help.getAppChangelog
description: Get changelog of current app
image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png
redirect_from: /API_docs/methods/help_getAppChangelog.html
---
# Method: help.getAppChangelog
[Back to methods index](index.md)
Get changelog of current app
### Parameters:
| Name | Type | Description | Required |
|----------|---------------|-------------|----------|
|device\_model|[string](../types/string.md) | Device model | Yes|
|system\_version|[string](../types/string.md) | System version | Yes|
|app\_version|[string](../types/string.md) | App version | Yes|
|lang\_code|[string](../types/string.md) | Language code | Yes|
### Return type: [help.AppChangelog](../types/help.AppChangelog.md)
### Can bots use this method: **NO**
### MadelineProto Example ([now async for huge speed and parallelism!](https://docs.madelineproto.xyz/docs/ASYNC.html)):
```php
if (!file_exists('madeline.php')) {
copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
}
include 'madeline.php';
$MadelineProto = new \danog\MadelineProto\API('session.madeline');
$MadelineProto->start();
$help.AppChangelog = $MadelineProto->help->getAppChangelog(['device_model' => 'string', 'system_version' => 'string', 'app_version' => 'string', 'lang_code' => 'string', ]);
```
Or, if you're into Lua:
```lua
help.AppChangelog = help.getAppChangelog({device_model='string', system_version='string', app_version='string', lang_code='string', })
```