# vSnorm2(_:_:) Finds the Euclidean length of a vector. ``` func vSnorm2(_ count: Int32, _ x: UnsafePointer) -> Float ``` ## Parameters `count` Number of elements in the vector `x`; must be a multiple of 4. `x` A vector array of `float` values. ## Return Value The Euclidean length of `x`. ## Discussion Input is not scaled. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)