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# CMTagCollectionApplyUntil

Applies a Boolean function to tags in a collection, stopping when it returns true.

```
extern CMTag CMTagCollectionApplyUntil(CMTagCollectionRef tagCollection, CMTagCollectionTagFilterFunction applier, void *context);
```

## Parameters

`tagCollection`

The tag collection to apply the filter to.

`applier`

A filter function which runs over sequential elements of the collection until it returns `YES`.

`context`

A pointer passed to the `applier` as a parameter on each call.

## Return Value

The tag for which `applier` returned `YES`.

---

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