WebSocket: extensions property
The WebSocket.extensions read-only property returns the
extensions selected by the server. This is currently only the empty string or a list of
extensions as negotiated by the connection.
Value
A string.
Specifications
| Specification |
|---|
| WebSockets Standard # ref-for-dom-websocket-extensions① |
Browser compatibility
| desktop | mobile | server | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
extensions | |||||||||||||