RegExp test / search / match vs. indexOf / substr

JavaScript performance comparison

Revision 50 of this test case created by

Preparation code

<script>
  var str = 'Hello, world.', q = 'Hell', l = q.length;
</script>
    

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
test
/Hell/.test(str);
pending…
search
str.search(q) > -1;
pending…
match
str.match(q).length > 0;
pending…
indexOf
str.indexOf(q) === 0;
pending…
substr
str.substr(0, l) === q;
pending…
slice
str.slice(0, l) === q;
pending…
lastIndexOf
str.lastIndexOf(q, 0) === 0;
pending…

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