Good point. Apart from using quotemeta, it would have been better to do: 
$tomatch = join  '|', map {local $_ = $_; s#\|#\\|#s; $_} @results;

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When actually testing this, I found that my initial solution was flawed in another way: the initial pipe needs to be escaped as well! Does any monk have an idea why that is necessary?

Liz

In reply to Re: Re^2: Creating regex from arrays (oops) by liz
in thread Creating regex from arrays by debiandude

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