# `GSLayer.descender`

*Instance Property*

Descender value from the associated master.

## Declaration

```swift
var descender: CGFloat { get }
```

```objc
@property (nonatomic, readonly) CGFloat descender;
```

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

```python
pyobjc_instanceMethods.descender() -> float
```

## See Also

### Common Master Metrics

- [`GSLayer.ascender`](/Core/GlyphsCore/GSLayer/ascender) — Ascender value from the associated master.
- [`GSLayer.italicAngle`](/Core/GlyphsCore/GSLayer/italicAngle) — Italic angle from the associated master.
- [`GSLayer.slantHeight`](/Core/GlyphsCore/GSLayer/slantHeight) — Slant height from the associated master.
- [`GSLayer.topHeight`](/Core/GlyphsCore/GSLayer/topHeight) — Top height from the associated master.