| <!DOCTYPE html> | |
| <body> | |
| <style> | |
| textarea:valid { | |
| background-color: lime; | |
| } | |
| textarea:invalid { | |
| background-color: red; | |
| } | |
| </style> | |
| <script src="../resources/runner.js"></script> | |
| <textarea maxlength=2147483647 id="container"></textarea> | |
| <script> | |
| var container = document.getElementById('container'); | |
| container.focus(); | |
| PerfTestRunner.measureRunsPerSecond({run: function() { | |
| for (var i = 0; i < 500; ++i) | |
| document.execCommand('insertText', false, 'A quick brown fox jumps over the lazy dog.\n'); | |
| container.value = ''; | |
| }}); | |
| </script> | |
| </body> |