Deno.UpgradeWebSocketOptionsinterface UpgradeWebSocketOptions {idleTimeout?: number;protocol?: string;}§Properties§idleTimeout?: number[src]If the client does not respond to this frame with a pong within the timeout specified, the connection is deemed unhealthy and is closed. The close and error event will be emitted. The default is 120 seconds. Set to 0 to disable timeouts. §protocol?: string[src]