# messages.affectedHistory

> Affected part of communication history with the user or in a chat.

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Affected part of communication history with the user or in a chat.

### Attributes:

| Name     |    Type       | Required | Description |
|----------|---------------|----------|-------------|
|pts|[int](/API_docs/types/int.html) | Yes|Number of events occurred in a text box|
|pts\_count|[int](/API_docs/types/int.html) | Yes|Number of affected events|
|offset|[int](/API_docs/types/int.html) | Yes|If a parameter contains positive value, it is necessary to repeat the method call using the given value; during the proceeding of all the history the value itself shall gradually decrease|



### Type: [messages.AffectedHistory](/API_docs/types/messages.AffectedHistory.html)


### Example:

```
$messages_affectedHistory = ['_' => 'messages.affectedHistory', 'pts' => int, 'pts_count' => int, 'offset' => int];
```