Created
October 16, 2023 19:13
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Visual example for testing intervals in milliseconds
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| <?php | |
| $ms = (int) ($_GET['ms'] ?? 1000); | |
| if ($ms < 1) { | |
| $ms = 1000; | |
| } | |
| ?> | |
| <html> | |
| <head> | |
| <title>Millisonds Example</title> | |
| <style> | |
| label { | |
| color: #fff; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <form action="/ms-example.php" method="get"> | |
| <label for="ms">Milliseconds</label> | |
| <input type="text" id="ms" name="ms" value="<?php echo (int) $ms ?>"/> | |
| <input type="submit"/> | |
| </form> | |
| <script> | |
| document.getElementById('ms').select() | |
| let flag = false | |
| function sleep() | |
| { | |
| setTimeout(backgroundUpdater, <?= (int) $ms ?>) | |
| } | |
| function backgroundUpdater() | |
| { | |
| flag = flag ? false : true; | |
| document.body.style.backgroundColor = flag ? '#000' : '#808080' | |
| sleep() | |
| } | |
| backgroundUpdater() | |
| </script> | |
| </body> | |
| </html> |
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