# `GSLayoutManager respondToCallback:hash:operation:exception:`

*Instance Method*

## Declaration

```swift
func respond(toCallback handler: Any!, hash: String!, operation: String!, exception: NSException!)
```

```objc
- (void) respondToCallback:(id) handler hash:(NSString *) hash operation:(NSString *) operation exception:(NSException *) exception;
```

```python
respondToCallback_hash_operation_exception_(handler: object, hash: str, operation: str, exception: NSException)
```