Intervals & Timeouts Lesson Notes

intervals-timeouts.md

Intervals & Timeouts

Objectives

• Describe what it means for code to be asynchronous
• Write code that is delayed a variable number of seconds

Guiding Questions

• In what order will the following console.log statements be executed? Why?

  console.log('A')
  setTimeout(function () {
    console.log('B')
  }, 500)
  console.log('C')

  Your answer...

• In what order will the following console.log statements be executed? Why?

  console.log('A')
  setTimeout(function () {
    console.log('B')
  }, 0)
  console.log('C')

  Your answer...

• How can you set a function to run every X number of milliseconds? How can you stop it from running?

  Your answer...