Maybe under Unix the following is rather fast, although it is uses the external program wc: 
my $length = `wc -l $filename`; chomp($length);

[download]

Best regards,
perl -e "print a|r,p|d=>b|p=>chr 3**2 .7=>t and t"

In reply to Re: Looking for a better way to get the number of lines in a file... by strat
in thread Looking for a better way to get the number of lines in a file... by coec

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