This a timer with custom update interval.
Timer has a start, pause and reset buttons
Also you can change interval using - and + buttons.
When timer works you will see how much time left before next update
In the project directory, you can run:
Install dependences and make app executable
Runs the app in the development mode.
Open http://localhost:3000 to view it in the browser.
The page will reload if you make edits.
You will also see any lint errors in the console.
Builds the app for production to the build folder.
It correctly bundles React in production mode and optimizes the build for the best performance.
The build is minified and the filenames include the hashes.
Your app is ready to be deployed!