[API categories](API-categories.md) | [API index](API-index.md) # Callback (object) Generic callback interface used for asynchronous continuation. Table of contents: * [Methods](#methods) * [Continue](#continue) * [Cancel](#cancel) ## Methods ### Continue | | | | --- | --- | | __Return__ | void | Continue processing. ### Cancel | | | | --- | --- | | __Return__ | void | Cancel processing.