Live Server – Makes your existing server live – this is a Web Extension that helps you to live reload feature for dynamic content (PHP, Node.js, ASPNET — Whatever, it doesn’t matter).
This extension is for Live Server (VSCode Extension – required v3.0.0+).
You have to install Live Server extension for vscode in order to use this Add On.
Follow this link to setup : https://github.com/ritwickdey/live-server-web-extension#setup
Demo : https://raw.githubusercontent.com/ritwickdey/live-server-web-extension/master/img/screenshots/live-server-web-extension.gif