- TIBCO BusinessEvents®
- Standard
- Instance
- PropertyAtom

# Instance.PropertyAtom.historySize()

## Signature

`int historySize(PropertyAtom pa)`

## Domain

ACTION, CONDITION, QUERY, BUI

## Description

This method returns the size of the history buffer as specified in the design environment.

## Parameters

Name | Type | Description
--- | --- | ---
`pa` | `PropertyAtom` | The property to get the history size from.

## Returns

Type | Description
--- | ---
`int` | Size of the history buffer.

## Cautions

none