---
title: "measure(_:)"
framework: Swift
role: symbol
role_heading: Instance Method
platforms: [iOS 16.0+, iPadOS 16.0+, Mac Catalyst 16.0+, macOS 13.0+, tvOS 16.0+, visionOS 1.0+, watchOS 9.0+]
path: "swift/suspendingclock/measure(_:)-6nlcy"
---

# measure(_:)

Measure the elapsed time to execute a closure.

## Declaration

```swift
func measure(_ work: () throws -> Void) rethrows -> Self.Instant.Duration
```

## Discussion

Discussion   let clock = ContinuousClock()   let elapsed = clock.measure {      someWork()   }