---
title: Fractional part extraction
framework: accelerate
role: collectionGroup
role_heading: API Collection
path: accelerate/fractional-part-extraction
---

# Fractional part extraction

Truncate the elements of a vector to a fraction.

## Topics

### Single-Vector Fractional Part Extraction

- [trunc(_:)](accelerate/vdsp/trunc(_:)-80rfo.md)
- [trunc(_:)](accelerate/vdsp/trunc(_:)-1npgt.md)
- [trunc(_:result:)](accelerate/vdsp/trunc(_:result:)-4t63c.md)
- [trunc(_:result:)](accelerate/vdsp/trunc(_:result:)-fabn.md)

## See Also

### Single-vector arithmetic functions

- [Absolute and negation functions](accelerate/absolute-and-negation-functions.md)
- [Integration functions](accelerate/integration-functions.md)
- [Clipping, limit, and threshold operations](accelerate/clipping-limit-and-threshold-operations.md)
- [Normalization functions](accelerate/normalization-functions.md)
- [Phase computation functions](accelerate/phase-computation-functions.md)
- [Complex conjugation functions](accelerate/complex-conjugation-functions.md)
- [Vector squaring functions](accelerate/vector-squaring-functions.md)
- [Zero crossing search](accelerate/zero-crossing-search.md)