.replace() vs. .split().join() vs .replaceAll()

JavaScript performance comparison

Revision 24 of this test case created by

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var mystring = 'okay.this.is.a.string';
  var dynamicRegex = new RegExp(".","gm");
  var staticRegex = /\./g;

};
</script>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
.replace(/\./g,' ')
result = mystring.replace(/\./g,' ');
pending…
.replace(new RegExp(".","gm")," ")
result = mystring.replace(new RegExp(".","gm")," ");
pending…
.split('.').join(' ')
result = mystring.split('.').join(' ');
pending…
Stored Dynamic Regex
result = mystring.replace(dynamicRegex," ");
pending…
Stored static Regex
result = mystring.replace(staticRegex," ");
pending…
String replace
result = mystring.replace('.',' ');
pending…

Compare results of other browsers

Revisions

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

0 Comments