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Debugging & DevTools

Easy

In plain terms

Use console.log, debugger, breakpoints. DevTools: Sources, Console, Network. debugger pauses execution when DevTools is open.

What you need to know

  • •console methods
  • •debugger statement
  • •Breakpoints, call stack

Try it yourself

Copy the code below and run it in your browser console or a code editor:

console.log('value:', x); debugger; console.table(arr); console.time('label'); /* code */ console.timeEnd('label');

Learn more

Dive deeper with these trusted resources:

MDNjavascript.infoTutorialsPoint