1<!DOCTYPE html> 2<html> 3<body> 4<script src="../resources/runner.js"></script> 5<script> 6var div = document.createElement("div"); 7 8PerfTestRunner.measureRunsPerSecond({ 9 description: "This benchmark covers undefined DOM attributes that return a null.", 10 run: function() { 11 var localDiv = div; 12 for (var i = 0; i < 100000; i++) 13 localDiv.firstChild; 14}}); 15</script> 16</body> 17</html> 18