Created
June 5, 2011 13:17
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benchmark for Array.prototype.forEach and for-loop
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| <!DOCTYPE HTML> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title></title> | |
| <style type="text/css"> | |
| html { | |
| font-size: 200%; | |
| } | |
| </style> | |
| <script type="text/javascript" src="http://github.com/bestiejs/benchmark.js/raw/master/benchmark.js"></script> | |
| <script type="text/javascript"> | |
| document.addEventListener("DOMContentLoaded", function() { | |
| var suite = new Benchmark.Suite, | |
| body = document.body, | |
| array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]; | |
| suite.add('Array.prototype.forEach', function() { | |
| var sum = 0; | |
| array.forEach(function(num) { | |
| sum += num; | |
| }); | |
| }) | |
| .add('for loop', function() { | |
| var i = 0, j = array.length, sum = 0; | |
| for ( ; i < j; i++ ) { | |
| sum += array[i]; | |
| } | |
| }) | |
| // add listeners | |
| .on('cycle', function(bench) { | |
| body.innerHTML += (String(bench)) + "<br />"; | |
| }) | |
| // run async | |
| .run(true); | |
| }, false); | |
| </script> | |
| </head> | |
| <body> | |
| </body> | |
| </html> |
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