---
title: vDSP_Length
framework: accelerate
role: symbol
role_heading: Type Alias
path: accelerate/vdsp_length
---

# vDSP_Length

An unsigned-integer value that represents the size of vectors and the indices of elements in vectors.

## Declaration

```swift
typealias vDSP_Length = UInt
```

## See Also

### Data types

- [vDSP_Stride](accelerate/vdsp_stride.md)
- [DSPComplex](accelerate/dspcomplex.md)
- [COMPLEX_SPLIT](accelerate/complex_split.md)
- [DSPDoubleComplex](accelerate/dspdoublecomplex.md)
- [DOUBLE_COMPLEX_SPLIT](accelerate/double_complex_split.md)
- [DSPSplitComplex](accelerate/dspsplitcomplex.md)
- [DSPDoubleSplitComplex](accelerate/dspdoublesplitcomplex.md)
- [vDSP.VectorizableDouble](accelerate/vdsp/vectorizabledouble.md)
- [vDSP.VectorizableFloat](accelerate/vdsp/vectorizablefloat.md)