---
schema_version: "1"
id: 27842323f18a4eeff75140269c70ae67c688db6856ae8ab0d8d0ec4111d116cf
title: setCallback()
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---

# setCallback()

Sets the callback function that is executed after an Apex action returns.

## Signature

`setCallback (Object scope, function callback, String name)`

## Parameters

**_scope_:** Type: `Object`. The scope in which the function is executed. Always set this parameter to the keyword `this`.

**_callback_:** Type: `function`. The callback to invoke after the Apex action returns.

**_name_:** Type: `String`. Defaults to "ALL" which registers callbacks for the "SUCCESS", "ERROR", and "INCOMPLETE" states.

**See Also**  


-   [Calling a Server-Side Action](https://developer.salesforce.com/docs/platform/aura-platform/controllers-server/controllers-server-actions-call.md)
-   [Action States](https://developer.salesforce.com/docs/platform/aura-platform/controllers-server/controllers-server-actions-states.md)