Hello World Program in Angular 2

Before we start the angular development, we need to install node setup to your environment. Please download node latest version and install it. Once installed it, you will open a terminal or command prompt to type the following command.

node --version

The above command was shown installed node version details.

Then install for AngularCLI for globally.
npm install -g @angular/cli

Create a new Project

Generate a new project by using angular cli. We execute the following command

ng new welcometolearntoday

Fig:

Then automatically Angular related packages are generated. the following image is shown the list of file names are generated.

Fig:

Then go to project folder:

cd welcometolearntoday

now start to run the angular application

ng server --open

Now, the following url is generated and open the browser.

http://localhost:4200/

Fig:

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