1<!DOCTYPE html> 2<body> 3<style> 4textarea:valid { 5 background-color: lime; 6} 7textarea:invalid { 8 background-color: red; 9} 10</style> 11<script src="../resources/runner.js"></script> 12<div id="container"></div> 13<script> 14var htmlText = "<textarea maxlength=2147483647>"; 15for (var i = 0; i < 1000; ++i) { 16 htmlText += "A quick brown fox jumps over the lazy dog.\n" + 17 "A quick brown fox jumps over the lazy dog.\n" + 18 "<!-- comment -->\n"; 19} 20htmlText += "</textarea>" 21 22var container = document.getElementById('container'); 23PerfTestRunner.measureRunsPerSecond({run: function() { 24 container.innerHTML = htmlText; 25}}); 26</script> 27</body> 28