<!--
{
  "availability" : [
    "iOS: 13.0.0 -",
    "iPadOS: 13.0.0 -",
    "macCatalyst: 13.0.0 -",
    "macOS: 10.15.0 -",
    "tvOS: 13.0.0 -",
    "visionOS: 1.0.0 -",
    "watchOS: 6.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "Network",
  "identifier" : "/documentation/Network/NWProtocolWebSocket/Response",
  "metadataVersion" : "0.1.0",
  "role" : "Structure",
  "symbol" : {
    "kind" : "Structure",
    "modules" : [
      "Network"
    ],
    "preciseIdentifier" : "s:7Network19NWProtocolWebSocketC8ResponseV"
  },
  "title" : "NWProtocolWebSocket.Response"
}
-->

# NWProtocolWebSocket.Response

A WebSocket handshake reponse sent from a server to a client.

```
struct Response
```

## Topics

### Sending Handshake Responses

[`init(status: NWProtocolWebSocket.Response.Status, subprotocol: String?, additionalHeaders: [(name: String, value: String)]?)`](/documentation/Network/NWProtocolWebSocket/Response/init(status:subprotocol:additionalHeaders:))

Initializes a WebSocket server response with a status, selected subprotocol, and additional HTTP headers.

[`enum Status`](/documentation/Network/NWProtocolWebSocket/Response/Status-swift.enum)

Status values that are sent with a WebSocket server response.

[`let status: NWProtocolWebSocket.Response.Status`](/documentation/Network/NWProtocolWebSocket/Response/status-swift.property)

The status of a WebSocket server response.

[`let subprotocol: String?`](/documentation/Network/NWProtocolWebSocket/Response/subprotocol)

The selected subprotocol in a WebSocket server response.

[`let additionalHeaders: [(name: String, value: String)]?`](/documentation/Network/NWProtocolWebSocket/Response/additionalHeaders)

Any additional HTTP headers in a WebSocket server response.

## Relationships

### Conforms To

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)