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2024-spring-dmd-3475/week-09/1. Test your skills/events1-download.html
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| <!DOCTYPE html> | |
| <html lang="en-US"> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title>Events: Task 1</title> | |
| <style> | |
| p { | |
| color: purple; | |
| margin: 0.5em 0; | |
| } | |
| * { | |
| box-sizing: border-box; | |
| } | |
| button { | |
| display: block; | |
| margin: 20px 0 20px 20px; | |
| } | |
| </style> | |
| <link rel="stylesheet" href="../styles.css" /> | |
| </head> | |
| <body> | |
| <section class="preview"> | |
| </section> | |
| <button class="off">Machine is off</button> | |
| <script> | |
| const btn = document.querySelector('.off'); | |
| // Add your code here | |
| btn.addEventListener('click', function() { | |
| if (btn.classList.contains('off')) { | |
| btn.textContent = 'Machine is on'; | |
| } else { | |
| btn.textContent = 'Machine is off'; | |
| } | |
| btn.classList.toggle('off'); | |
| }); | |
| </script> | |
| </body> | |
| </html> |