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October 31, 2019 22:08
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Title</title> | |
| </head> | |
| <body> | |
| <div id="counter"></div> | |
| <button id="start">Start</button> | |
| <script> | |
| let counter = 60; | |
| let interval = null; | |
| let counterElement = document.getElementById('counter'); | |
| let startElement = document.getElementById('start'); | |
| init(); | |
| function init() { | |
| counterElement.innerText = counter; | |
| startElement.onclick = count; | |
| } | |
| function subtract() { | |
| counter -= 1; | |
| console.log(counter); | |
| counterElement.innerText = counter; | |
| } | |
| function count() { | |
| interval = setInterval(subtract, 1000); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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@elzbietamal95 Here!