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# animationDidEnd(_:)

Sent to the delegate when the specified animation completes its run.

```
nonisolated optional func animationDidEnd(_ animation: NSAnimation)
```

## Parameters

`animation`

The `NSAnimation` instance that completed its run.

## Discussion

When an `NSAnimation` object reaches the end of its planned duration, it has a progress value of 1.0.

## See Also

[`protocol NSAnimationDelegate`](/documentation/AppKit/NSAnimationDelegate)

A set of optional methods implemented by delegates of [`NSAnimation`](/documentation/AppKit/NSAnimation) objects.

[`var currentProgress: NSAnimation.Progress`](/documentation/AppKit/NSAnimation/currentProgress)

The current progress of the animation.


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