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Stoplight Exercise

As always, fork and clone this repo.

Stoplight

For this exercise, you will be creating a web page that looks like a stoplight with buttons that make changes to the light. Open up script.js in your editor for the directions. Once completed, try out the challenges and the bonus below.

Challenge One: Group "Hover" Handler

  • Add a event listeners on each of your buttons that log "Entered <textContent> button" when a user mouses over a button.

  • Add new event listeners on each of your buttons that log "Left <textContent> button" when a user mouses out.

  • Add a single event listener on all three buttons as a group. In your group event handler, log the textContent of each button when a user clicks the button.

Challenge Two: Button Toggle

Alter your event listeners to toggle the on/off state of each bulb. All three bulbs can be on or off from now on.

Challenge Three: Button Click

Wire up the controls to the left of the stoplight so that when a button is clicked, the corresponding bulb will turn on and all others will turn off.

Bonus Challenge: On/Off Message

Make it so that your stop light functions like a normal stop light. For example if the stop light is green and you click stop, it should:

  • Turn off the green light
  • Turn on the yellow light for 5 seconds
  • Turn off the yellow light
  • THEN turn on the red light.

Screenshot of the stop bulb lit up

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kmcgrady avatar dannyfritz avatar iansmith89 avatar

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