# ng serve ## Overview `ng serve` builds the application and starts a web server. All the build Options are available in serve, below are the additional options. ## Options

host

--host (aliases: -H) default value: localhost

Listens only on localhost by default.

hmr

--hmr default value: false

Enable hot module replacement.

live-reload

--live-reload (aliases: -lr) default value: true

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

public-host

--public-host (aliases: --live-reload-client)

Specify the URL that the browser client will use.

disable-host-check

--disable-host-check default value: false

Don't verify connected clients are part of allowed hosts.

open

--open (aliases: -o) default value: false

Opens the url in default browser.

port

--port (aliases: -p) default value: 4200

Port to listen to for serving.

ssl

--ssl

Serve using HTTPS.

ssl-cert

--ssl-cert (aliases: -) default value:

SSL certificate to use for serving HTTPS.

ssl-key

--ssl-key

SSL key to use for serving HTTPS.

aot

--aot

Build using Ahead of Time compilation.

base-href

--base-href (aliases: -bh)

Base url for the application being built.

deploy-url

--deploy-url (aliases: -d)

URL where files will be deployed.

environment

--environment (aliases: -e)

Defines the build environment.

extract-css

--extract-css (aliases: -ec)

Extract css from global styles onto css files instead of js ones.

i18n-file

--i18n-file

Localization file to use for i18n.

i18n-format

--i18n-format

Format of the localization file specified with --i18n-file.

locale

--locale

Locale to use for i18n.

missing-translation

--missing-translation

How to handle missing translations for i18n.

Values: error, warning, ignore

output-hashing

--output-hashing (aliases: -oh) default value:

Define the output filename cache-busting hashing mode. Possible values: none, all, media, bundles

output-path

--output-path (aliases: -op) default value:

Path where output will be placed.

poll

--poll

Enable and define the file watching poll time period (milliseconds) .

progress

--progress (aliases: -pr) default value: true

Log progress to the console while building.

proxy-config

--proxy-config

Use a proxy configuration file to send some requests to a backend server rather than the webpack dev server.

sourcemap

--sourcemap (aliases: -sm, sourcemaps)

Output sourcemaps.

target

--target (aliases: -t, -dev, -prod) default value: development

Defines the build target.

vendor-chunk

--vendor-chunk (aliases: -vc) default value: true

Use a separate bundle containing only vendor libraries.

common-chunk

--common-chunk (aliases: -cc) default value: true

Use a separate bundle containing code used across multiple bundles.

verbose

--verbose (aliases: -v) default value: false

Adds more details to output logging.

watch

--watch (aliases: -w)

Run build when files change.

## Note When running `ng serve`, the compiled output is served from memory, not from disk. This means that the application being served is not located on disk in the `dist` folder.