in reply to User/Pass web page grab with url/$variable interpretation.

perlop contains your answer. Single-quotes are not interpolated (usually;). This should work:

... GET => "http://webpage/bio/view-snp/$snp_number" ...

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--Solo

--
No. I don't think the Empire had Wookiees in mind when they designed her, Chewie.

In Section Seekers of Perl Wisdom