---
title: "init(cStringNoCopy:length:freeWhenDone:)"
framework: foundation
role: symbol
role_heading: Initializer
path: "foundation/nsstring/init(cstringnocopy:length:freewhendone:)-7ssxw"
---

# init(cStringNoCopy:length:freeWhenDone:)

## Declaration

```swift
convenience init?(cStringNoCopy bytes: UnsafeMutablePointer<CChar>, length: Int, freeWhenDone freeBuffer: Bool)
```