http://www.perlmonks.org?node_id=274001


in reply to How do I replace a URL with a clickable hyperlink?

If you are interested in matching valid HTTP URI's, you could use Regexp::Common: 
use Regexp::Common;

$text =~ s[($RE{URI}{HTTP})]
          [<a href = "$1">$1</a>]g;

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Abigail

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