---
title: yAxis
framework: accessibility
role: symbol
role_heading: Instance Property
path: accessibility/axchartdescriptor/yaxis
---

# yAxis

The axis descriptor for the chart’s y-axis.

## Declaration

```swift
var yAxis: AXNumericDataAxisDescriptor? { get set }
```

## See Also

### Specifying the axes

- [xAxis](accessibility/axchartdescriptor/xaxis-7sb9a.md)
- [additionalAxes](accessibility/axchartdescriptor/additionalaxes-2adwh.md)
- [AXDataAxisDescriptor](accessibility/axdataaxisdescriptor.md)