That should be grep (I also favor using an array rather than a hash): 
>perl -wMstrict -le
"my @strs = qw( ab cd ef gh );
 my @rxs  = map qr{ \Q$_\E }xms, @strs;
 my $line = 'xxabyyefzzghhh';
 my $cnt  = grep $line =~ $_, @rxs;
 print $cnt;
"
3

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In reply to Re^2: Map function slowing down program by AnomalousMonk
in thread Map function slowing down program by ashnator

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