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# CFRunLoopRunInMode Exit Codes

Return codes for `CFRunLoopRunInMode`, identifying the reason the run loop exited.

## Topics

### Constants

[`case finished`](/documentation/CoreFoundation/CFRunLoopRunResult/finished)

The running run loop mode has no sources or timers to process.

[`case stopped`](/documentation/CoreFoundation/CFRunLoopRunResult/stopped)

[`CFRunLoopStop(_:)`](/documentation/CoreFoundation/CFRunLoopStop(_:)) was called on the run loop.

[`case timedOut`](/documentation/CoreFoundation/CFRunLoopRunResult/timedOut)

The specified time interval for running the run loop has passed.

[`case handledSource`](/documentation/CoreFoundation/CFRunLoopRunResult/handledSource)

A source has been processed. This value is returned only if the run loop was told to run only until a source was processed.


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