---
title: "storeBytes(repeating:count:as:)"
framework: Swift
role: symbol
role_heading: Instance Method
platforms: [iOS 12.2+, iPadOS 12.2+, Mac Catalyst 12.2+, macOS 10.14.4+, tvOS 12.2+, visionOS 1.0+, watchOS 5.2+]
path: "swift/mutablerawspan/storebytes(repeating:count:as:)-6822y"
---

# storeBytes(repeating:count:as:)

Stores the given value’s bytes repeatedly into this span’s memory.

## Declaration

```swift
mutating func storeBytes<T>(repeating repeatedValue: T, count: Int, as type: T.Type) where T : BitwiseCopyable
```

## Parameters

- `repeatedValue`: The value to store as raw bytes.
- `count`: The number of copies of repeatedValue to store into this span.
- `type`: The type of the instance to store repeatedly.

## Discussion

Discussion There must be at least count * MemoryLayout<T>.stride bytes available in the span.