# `GSEditViewController.previewHeight`

*Instance Property*

## Declaration

```swift
var previewHeight: CGFloat { get set }
```

```objc
@property (nonatomic, assign) CGFloat previewHeight;
```

[See also `previewHeight` in the Python API](https://docu.glyphsapp.com/#GSEditViewController.previewHeight)

```python
pyobjc_instanceMethods.previewHeight() -> float
pyobjc_instanceMethods.setPreviewHeight_(previewHeight: float)
```