serve

Builds the application and starts a web server.

Overview

ng serve builds the application and starts a web server.

Options

--aot (default true) Build using Ahead of Time compilation.

--base-href Base URL for the application being built.

--browser-target Target to serve.

--common-chunk Use a separate bundle containing code used across multiple bundles.

--configuration (alias -c) Specify the configuration to use.

--deploy-url URL where files will be deployed.

--disable-host-check Don't verify connected clients are part of allowed hosts.

--eval-source-map Output in-file eval source maps.

--hmr Enable hot module replacement.

--hmr-warning Show a warning when the --hmr option is enabled.

--host Host to listen on.

--live-reload Whether to reload the page on change, using live-reload.

--open (alias -o) Opens the URL in default browser.

--optimization Enables optimization of the build output.

--poll Enable and define the file watching poll time period in milliseconds.

--port Port to listen on.

--prod Flag to set configuration to "prod".

--progress Log progress to the console while building.

--proxy-config Proxy configuration file.

--public-host Specify the URL that the browser client will use.

--serve-path The path name where the app will be served.

--serve-path-default-warning Show a warning when deploy-url/base-href use unsupported serve path values.

--source-map Output source maps.

--ssl Serve using HTTPS.

--ssl-cert SSL certificate to use for serving HTTPS.

--ssl-key SSL key to use for serving HTTPS.

--vendor-chunk Use a separate bundle containing only vendor libraries.

--vendor-source-map Resolve vendor packages source maps.

--watch Rebuild on change.

Example

Let’s make sure the app works in the browser.

ng serve -o

Passing the -o flag will automatically pull up a browser window with localhost:4200 serving your app.