---
title: "symbolSize(_:)"
framework: charts
role: symbol
role_heading: Instance Method
path: "charts/vectorizedchartcontent/symbolsize(_:)-3nwop"
---

# symbolSize(_:)

Sets the plotting symbol size for the chart content according to a perceived area.

## Declaration

```swift
nonisolated func symbolSize(_ area: KeyPath<Self.DataElement, CGFloat>) -> some VectorizedChartContent<Self.DataElement>

```

## Parameters

- `area`: The perceived area in square points. For example, a square with 10 points on each side has an area of 100 square points.

## See Also

### Setting symbol appearance

- [symbol(by:)](charts/vectorizedchartcontent/symbol(by:).md)
- [symbolSize(_:)](charts/vectorizedchartcontent/symbolsize(_:)-12tl1.md)