I feel I need this so badly. The last time I wrote something in JavaScript was around 10 years ago and I want to get up to date. One of the chapters is named "

I feel I need this so badly. The last time I wrote something in JavaScript was around 10 years ago and I want to get up to date. One of the chapters is named "the old 'var'". I didn't know it was old, which proves the need to learn.