Learn JavaScript from scratch by solving over a hundred different coding challenges. Go here for the interactive browser version: https://scrimba.com/learn/learnjavascript ⭐️ Code ⭐️ Two versions: 🔗 Interactive version: https://scrimba.com/learn/learnjavascript 🔗 GitHub repo: https://github.com/scrimba/learn-javascript ✏️ Created by Per Harald Borgen. Per on Twitter: https://twitter.com/perborgen 00:00 Intro 03:41 Passenger counter app 04:39 Setting up file 07:42 Create variable 12:27 Mathematical operations 16:16 Reassigning & incrementing 19:23 Adding button 21:41 onclick event listener 25:10 Using functions to write less code 28:48 First function 29:34 Function that logs sum 32:25 Function that increments 34:23 Increment on clicks 36:35 Display count 41:53 Document Object Model 43:47 Display count w/ innerText 44:30 Create save button 46:40 What is string? 48:16 First string variable 52:00 Log greeting to console 53:18 Strings vs. Numbers 56:07 Render welcome message 58:10 Improv