do you have test data?

the code looks good for me,

try to show a minimal working (and intended) example reading text from DATA and having @terms populated.

personally I would code it with something like

$clause= join "|", @terms;
print $1 while m/UP($clause)LB/g;

[download]

(untested)

Cheers Rolf
(addicted to the Perl Programming Language and ☆☆☆☆ :)
Je suis Charlie!

In reply to Re: Comparing string to array elements by LanX
in thread Comparing string to array elements by R56

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