http://simonwillison.net/2007-03-18T01:17:45+00:00Simon Willison2007-03-18T01:17:45+00:002007-03-18T01:17:45+00:00https://simonwillison.net/2007/Mar/18/perl/#atom-tag

<p><strong><a href="http://montreal.pm.org/tech/neil_kandalgaonkar.shtml">Primality regex</a></strong></p> A regular expression that can identify prime numbers. Unsurprisingly, this one comes from the Perl community. <p>Tags: <a href="https://simonwillison.net/tags/perl">perl</a>, <a href="https://simonwillison.net/tags/primenumbers">primenumbers</a>, <a href="https://simonwillison.net/tags/regular-expressions">regular-expressions</a></p>