Debugging with Breakpoints

A debugger pauses your program at a breakpoint, lets you run it one line at a time, and shows every variable's value as you go, in VS Code for Node and in the browser's DevTools for a page, so you can see the line where a value goes wrong.

Updated

Cheat sheet: Debugging with Breakpoints
Category
JavaScript
Level
Apprentice
Tags
Breakpoint (javascript), Call Stack, Debugger (javascript), Developer Tools, JavaScript, software-development