console.time('loop')
for (let i = 0; i < 1e6; i++) {}
console.timeEnd('loop') // β loop: 5.2msconsole.time() and timeEnd() measure how long a block of code takes to run.
console.info is used to output informational messages. It's an alias for console.log in most environments.
Challenge: Verify that console.info is a function.