HTTP

Introduction In the age of real-time interactivity where services like ChatGPT excel, it’s crucial for developers to leverage technologies that allow for seamless data streaming in their applications. This article will delve into the world of HTML5 Server-Sent Events (SSE), a powerful tool akin to the technology behind conversational AI interfaces. Similar to how ChatGPT streams data to provide instant responses, SSE enables web browsers to receive updates from a server without the need for repetitive client-side requests. Whether you’re building a chat application, a live notification system, or any service requiring real-time data flow, this guide will equip you with the knowledge to implement SSE efficiently in your applications, ensuring a responsive and engaging user experience. Understanding Server-Sent Events (SSE) Server-Sent Events (SSE) is a web technology that facilitates the server’s ability to send real-time updates to clients over an established HTTP connection. Clients can receive a continuous data stream or messages via the EventSource JavaScript API, which is incorporated in the HTML5 specification by WHATWG. The official media type for SSE is text/event-stream. Here is an illustrative example of a typical SSE response: event:message data:The Current Time Is 2023-12-30 23:00:21 event:message data:The Current Time Is 2023-12-30 23:00:31 event:message data:The Current Time Is 2023-12-30 23:00:41 event:message data:The Current Time Is 2023-12-30 23:00:51 Fields in SSE Messages Messages transmitted via SSE may contain the following fields:...