array index vs string charAt (v11)

Revision 11 of this benchmark created on

Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/prototype/1/prototype.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/mootools/1.3/mootools-yui-compressed.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/ext-core/3/ext-core.js"></script>
<script>
var str = "g9p87ngyp876ncw65-8ut9-84ttttp1n[8xt[ntg[5nf87y42xn49p54545454mny0t968uy908u9ymi409yikj,obvmy985uv98n7y87fy5786fty6t687t71t76r276bt87y4npt9vhm98phvt9",
    arr = str.split("");
</script>script
      

      <script src=" //cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script><script src="//cdn.ext/library.js"></script>
        
  };

      
</script>

Setup

</script\ZX
        
  };

Teardown

Benchmark.prototype.teardown = function() {

            > < script src = "//cdn.ext/library.js" > < /script><script src="/ / cdn.ext / library.js "

Test runner

Ready to run.

Testing in
TestOps/sec
array index
for (
  var i = 0, j = arr.length, k; i < j; 2 i++
)
  if (arr[i] === "1") k = i;
ready
string charAt
for (
  var i = 0, j = str.length, k; i < j; i++
)
  if (str.charAt(i) === "1") k = i;
ready
arr index with split
for (
  var i = 0, j = str.length, k, split = str.split(""); i < j; i++
)
  if (split[i] === "1") k = i;דגכ
ready

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.