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JS BinRandom Background Color Changer// source https://jsbin.com/dacuyoc
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name="description" content="Random Background Color Changer"> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body id="body"> | |
| <h1>Welcome to 102 Office Hours!</h1> | |
| <p>Today we are going to build a small project to help us learn more about:</p> | |
| <ul> | |
| <li>Math.random()</li> | |
| <li>Manipulating the DOM</li> | |
| <li>Event Listeners</li> | |
| <li>Building something from SCRATCH!!!</li> | |
| </ul> | |
| <button id="clicker">Change color!</button> | |
| <p>Random background color: <span id="message">Click button to find out!</span></p> | |
| <script id="jsbin-javascript"> | |
| //Change the background to a random color | |
| // get the body element | |
| // generate a random color | |
| // set random color to body element's background color property | |
| // make it work with a click! | |
| var body = document.getElementById("body"); | |
| var clicker = document.getElementById("clicker"); | |
| var message = document.getElementById("message"); | |
| var changeColor = function(){ | |
| var r = Math.floor(Math.random() * 255); | |
| var g = Math.floor(Math.random() * 255); | |
| var b = Math.floor(Math.random() * 255); | |
| var color = "rgb("+r+","+g+","+b+")"; | |
| body.style.backgroundColor = color; | |
| message.innerHTML = color; | |
| }; | |
| clicker.addEventListener("click", changeColor); | |
| </script> | |
| </body> | |
| </html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| //Change the background to a random color | |
| // get the body element | |
| // generate a random color | |
| // set random color to body element's background color property | |
| // make it work with a click! | |
| var body = document.getElementById("body"); | |
| var clicker = document.getElementById("clicker"); | |
| var message = document.getElementById("message"); | |
| var changeColor = function(){ | |
| var r = Math.floor(Math.random() * 255); | |
| var g = Math.floor(Math.random() * 255); | |
| var b = Math.floor(Math.random() * 255); | |
| var color = "rgb("+r+","+g+","+b+")"; | |
| body.style.backgroundColor = color; | |
| message.innerHTML = color; | |
| }; | |
| clicker.addEventListener("click", changeColor); |
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