Validating javascript code

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First, install the ESLint command-line tool: generator to create a simple React application.

There are lots of great samples and starter kits available to help build your first React application.

npm is included with which you can download and install from downloads. This may take a few minutes to create the React application and install its dependencies.

Let's quickly run our React application by navigating to the new folder and typing You should see "Welcome to React" on in your browser.

We have also provided the javascript date validation for the dd/mm/yyyy format.

The sample creates a simple TODO application and includes the source code for a Express server.

As you start typing in , you see the types and methods on the object through Intelli Sense.

VS Code uses the Type Script language service for its Java Script code intelligence and it has a feature called Automatic Type Acquisition (ATA).

We'll leave the web server running while we look at the application with VS Code.

To open your React application in VS Code, open another terminal or command prompt window, navigate to the Markdown file.

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