---
title: lowerBound
framework: swift
role: symbol
role_heading: Instance Property
path: swift/closedrange/lowerbound
---

# lowerBound

The range’s lower bound.

## Declaration

```swift
let lowerBound: Bound
```

## See Also

### Inspecting a Range

- [isEmpty](swift/closedrange/isempty.md)
- [upperBound](swift/closedrange/upperbound.md)