stripOutCommentBlock

JavaScript performance comparison

Test case created by Lars

Info

stripOutCommentBlock vs various String functions

Preparation code

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</script>


 
<script>
Benchmark.prototype.setup = function() {
    function getLazyCode() {
     var lazyElement = document.getElementById('lazy');
     return lazyElement.innerHTML;
    }
    function stripOutCommentBlock(code) {
     return code.replace(/^[\s\xA0]+\/\*|\*\/[\s\xA0]+$/g, "");
    }
};
</script>

Preparation code output

Test runner

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Testing in unknown unknown
Test Ops/sec
stripOutCommentBlock
var lazyCode1 = getLazyCode();
var jsCode = stripOutCommentBlock(lazyCode1);
pending…
String.slice
var lazyCode2 = getLazyCode();
var jsCode = lazyCode2.slice(2, (lazyCode2.length -2));
pending…
String.substr
var lazyCode3 = getLazyCode();
var jsCode = lazyCode3.substr(2, (lazyCode3.length -4));
pending…
String.substring
var lazyCode4 = getLazyCode();
var jsCode = lazyCode4.substring(2, (lazyCode4.length -2));
pending…

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