This React app will flatten an array of arbitrarily nested arrays of integers into a flat array of integers. e.g. [[1,2,[3]],4] -> [1,2,3,4]
Here is the link where you can see the app running https://juanmendez90.github.io/nestedToFlatWeb/
run npm install
run npm install webpack-dev-server -g
run webpack-dev-server