RegExp vs toLowerCase

Benchmark created on

Preparation HTML

<script>
  var a = 'I AM A MONSTER, let’s talk sometime about how awesome I am!',
      b, c;
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
RegExp
if (/^i AM a monster, let’s talk sometime about how awesome I am!/i.test(a)) {
 b;
}
else {
 c;
}
ready
toLowerCase
if (a.toLowerCase() === 'i AM a monster, let’s talk sometime about how awesome I am!'.toLowerCase()) {
 b;
}
else {
 c;
}
ready

Revisions

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