---
title: "update(repeating:)"
framework: swift
role: symbol
role_heading: Instance Method
path: "swift/unsafemutablebufferpointer/update(repeating:)"
---

# update(repeating:)

Updates every element of this buffer’s initialized memory.

## Declaration

```swift
func update(repeating repeatedValue: Element)
```

## Parameters

- `repeatedValue`: The value used when updating this pointer’s memory.

## Discussion

Discussion The buffer’s memory must be initialized or its Element type must be a trivial type. note: All buffer elements must already be initialized.