RUN ANGULAR APP

Run an Angular App

Now, you can execute the Angular application using the ng serve command.
cd test-project
ng serve –open
Once you execute the code, you will see two questions.
Keep the Windows Command Prompt running. You can use this terminal. The modified changes will be directly reflected in the application within your browser.
The --open (or just -o) option automatically opens our browser to the http://localhost:4200 address.