# `GSSteppingTextFieldDelegate textFieldDoMath:`

*Instance Method*

## Declaration

```swift
optional func textFieldDoMath(_ textField: GSSteppingTextField!) -> Bool
```

```objc
- (BOOL) textFieldDoMath:(GSSteppingTextField *) textField;
```

```python
textFieldDoMath_(textField: GSSteppingTextField) -> bool
```