---
title: infinity
framework: swift
role: symbol
role_heading: Type Property
path: swift/float80/infinity
---

# infinity

Positive infinity.

## Declaration

```swift
static var infinity: Float80 { get }
```

## Discussion

Discussion Infinity compares greater than all finite numbers and equal to other infinite values. let x = Double.greatestFiniteMagnitude let y = x * 2 // y == Double.infinity // y > x