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# filter(using:)

Evaluates a given predicate against the mutable ordered set’s content and leaves only objects that match.

```
func filter(using p: NSPredicate)
```

## Parameters

`p`

The predicate to evaluate against the set’s elements.

## See Also

[`filtered(using:)`](/documentation/Foundation/NSOrderedSet/filtered(using:))

Evaluates a given predicate against each object in the receiving ordered set and returns a new ordered set containing the objects for which the predicate returns true.


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