The Complete Javascript Course By Jonas Schmedtmann [2025]

Jonas does not pre-type code. He writes it in real-time, explains his thought process, and intentionally makes mistakes so you can see how to debug using the console and breakpoints.

Here you build a bank account interface that handles transfers, loan requests, and account deletion. You will learn to use reduce to calculate balances and sort to organize movements. This is where the "real programming" clicks for most students. the complete javascript course by jonas schmedtmann