# `GSCFIndexToCFIndexMapEnumeratorBlock`

*Type Alias*

## Declaration

```swift
typealias GSCFIndexToCFIndexMapEnumeratorBlock = (CFIndex, CFIndex) -> Void
```

```objc
typedef void (^)(long, long) GSCFIndexToCFIndexMapEnumeratorBlock;
```

```python
GSCFIndexToCFIndexMapEnumeratorBlock
```