---
title: "<(_:_:)"
framework: foundation
role: symbol
role_heading: Operator
path: "foundation/measurement/_(_:_:)-7pou4"
---

# <(_:_:)

Compare two measurements of the same Unit.

## Declaration

```swift
static func < <LeftHandSideType, RightHandSideType>(lhs: Measurement<LeftHandSideType>, rhs: Measurement<RightHandSideType>) -> Bool where LeftHandSideType : Unit, RightHandSideType : Unit
```

## Return Value

Return Value true if the measurements can be compared and the lhs is less than the rhs converted value.