- TIBCO BusinessEvents®
- Standard
- Instance
- PropertyArray

# Instance.PropertyArray.indexOfContainedConcept()

## Signature

`int indexOfContainedConcept(PropertyArrayContainedConcept arr, ContainedConcept instance)`

## Domain

ACTION, CONDITION, QUERY, BUI

## Description

Returns the index in the PropertyArrayContainedConcept of the first occurrence of the specified ContainedConcept instance, or -1 if the PropertyArrayContainedConcept does not contain this ContainedConcept instance.

## Parameters

Name | Type | Description
--- | --- | ---
`arr` | `PropertyArrayContainedConcept` | The `PropertyArrayContainedConcept` for searching.
`instance` | `ContainedConcept` | The specified `ContainedConcept instance` to search for.

## Returns

Type | Description
--- | ---
`int` | The index of `value` in the given PropertyArrayContainedConcept.

## Cautions

none