---
title: "applySingle(source:destination:delays:setup:sectionCount:count:)"
framework: accelerate
role: symbol
role_heading: Type Method
path: "accelerate/vdsp/vectorizabledouble/applysingle(source:destination:delays:setup:sectioncount:count:)"
---

# applySingle(source:destination:delays:setup:sectionCount:count:)

## Declaration

```swift
static func applySingle<U, V>(source: U, destination: inout V, delays: UnsafeMutablePointer<vDSP.VectorizableDouble.Scalar>, setup: vDSP_biquad_Setup, sectionCount: vDSP_Length, count: vDSP_Length) where U : AccelerateBuffer, V : AccelerateMutableBuffer, U.Element == Double, V.Element == Double
```