Created
November 9, 2021 13:43
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A timer that counts down from 100 while showing odd numbers in red and even numbers in green
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <title></title> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1" /> | |
| <style> | |
| .blue { | |
| color: blue !important; | |
| } | |
| .red { | |
| color: red; | |
| } | |
| h1 { | |
| color: green; | |
| font-size: 20rem; | |
| display: inline-block; | |
| margin: auto; | |
| } | |
| body { | |
| padding: 0; | |
| margin: 0; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <main> | |
| <h1 id="timer">100</h1> | |
| </main> | |
| <script> | |
| const timerEl = document.querySelector("#timer"); | |
| let i = parseInt(timerEl.innerText); | |
| let timerId = setInterval(() => { | |
| timerEl.innerText = --i; | |
| if (i % 2 !== 0) timerEl.classList.add("red"); | |
| else timerEl.classList.remove("red"); | |
| }, 1000); | |
| </script> | |
| </body> | |
| </html> |
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