| <!DOCTYPE html> | |
| <meta charset="UTF-8"> | |
| <title>CSS Reference</title> | |
| <link rel="author" title="Xidorn Quan" href="https://www.upsuper.org"> | |
| <link rel="author" title="Mozilla" href="https://www.mozilla.org"> | |
| <style> | |
| textarea { | |
| overflow: hidden; | |
| white-space: pre; | |
| } | |
| </style> | |
| <textarea cols="10" rows="10"></textarea> | |
| <script> | |
| let textarea = document.querySelector("textarea"); | |
| textarea.value = ('X'.repeat(100) + '\n').repeat(100); | |
| </script> |