---
title: AEReturnID
framework: coreservices
role: symbol
role_heading: Type Alias
path: coreservices/aereturnid
---

# AEReturnID

Specifies a return ID for a created Apple event.

## Declaration

```swift
typealias AEReturnID = Int16
```

## Discussion

Discussion When you call the AECreateAppleEvent(_:_:_:_:_:_:) function, you pass a value of type AEReturnID for the returnID parameter. ID Constants for the AECreateAppleEvent Function lists the valid constant values for a variable or parameter of this type.