open (my $fh, ">> ${prefix}${thiscust}${suffix}")

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Why do you concatenate the second and third arguments to open() into a string just so that perl can pull it appart again? 

open (my $fh, '>>', "$prefix$thiscust$suffix")

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In reply to Re^2: Log File Parsing using "split" by nobull
in thread Log File Parsing using "split" by jstout13

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