regexp vs indexOf

JavaScript performance comparison

Revision 24 of this test case created

Info

Test with predefined regexp

Preparation code

<script>
  var str = "hello world!";
  var myRegEx = new RegExp(/world/);
  var world = "world";
  String.prototype.exec = function (testStr) {
    return testStr.indexOf(this);
  }
</script>

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Testing in unknown unknown
Test Ops/sec
Regexp
str.match(myRegEx);
pending…
indexOf
str.indexOf(world);
pending…
re.exec
myRegEx.exec(str);
pending…
String.exec
world.exec(str);
pending…

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