npm install npm run serve

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'main.js' is a combination of all jsx files in the 'src' folder PLUS all dependencies we installed using npm. (note: it's a huge file!!)

Create 'src' folder (this is where all jsx files go to)

Create app.jsx - this is where element instance will be created and rendered using options For example,

How to create other jsx files:

"var React = require('react');" should be the first line in all jsx files
Specify all component dependencies
Create a class using React and save it to module.exports: