samzah / circle-maker

Use Javascript keyboard events so that when a key is pressed a circle shows up randomly on the screen.

Circle maker

• Approx. completion time: 1 hour
• Deliverables: 1 HTML file, 1 CSS file, 1 JS file

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Use Javascript keyboard events so that when a key is pressed a circle shows up randomly on the screen.

• Fork this repository.
• Write an event listener in Javascript that listens for keydown
• When the event is triggered create a brand new <div>
• Generate a random left and top coordinate for the <div> using Math.random()
• Place the <div> on the page in the random position.
• Run it through Markbot and make sure it passes all the checks.

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Goal

Create the interaction shown in the linked video.

• Watch this video to see how it interacts.

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Hand in

Drop this folder into your Markbot application. Make sure to fix all the errors. And submit to Canvas using Markbot.

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Optional challenges

These challenges are here if you’d like to try a little more work—they are for extra experience and learning. They are completely optional and not graded. Show them to me if you’d like—I’d love to see them.

1. When a new circle is added make its background-color randomized.
   Watch this video to see how it interacts.