lastindex vs regex

JavaScript performance comparison

Test case created by OSM Buildings

Preparation code

<script>
var url = 'http://berlin.de/234234/sdfdfsdf';
</script>

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Testing in unknown unknown
Test Ops/sec
lastindex
url += (url.lastIndexOf('/') === url.length-1 ? '' : '/')
pending…
regex
url.match(/^(.*?)\/?$/)[1] + '/';
pending…
char at
url += (url.charAt(url.length-1) === '/' ? '' : '/')
pending…

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