Trim String

JavaScript performance comparison

Revision 2 of this test case created by Marshall Cline

Info

Remove the unnecessary capture-groups from the regexp.

Preparation code

 
<script>
Benchmark.prototype.setup = function() {
    var text = '    jsperf    ';
};
</script>

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Testing in unknown unknown
Test Ops/sec
RegExp
text = text.replace(/^\s+|\s+$/g, '')
pending…
String.prototype.trim
text = text.trim()
pending…

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