Introduction
WebSocket is protocol, which enables two-way communication between a client and server:
The goal WebSocket is to provide a mechanism for browser-based applications that need two-way communication with servers that does not rely on opening multiple HTTP connections. (RFC 6455)
WebSocket works over HTTP protocol.
Syntax
- new WebSocket(url)
- ws.binaryType /* delivery type of received message: “arraybuffer” or “blob” */
- ws.close()
- ws.send(data)
- ws.onmessage = function(message) { /* … */ }
- ws.onopen = function() { /* … */ }
- ws.onerror = function() { /* … */ }
- ws.onclose = function() { /* … */ }
Parameters
Untitled Database
Working with string messages
Establish a web socket connection
Working with binary messages
Making a secure web socket connection