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in reply to Re^6: How to process multiple input files?
in thread How to process multiple input files?

It's not a problem with normal line-oriented use because the \n character is present on the end of every line with the possible exception of the last which then won't be empty. .... Try something like

Its not a problem at all as B::Deparse shows. The idea was for you to try it 

$ perl -lE " open ARGV, q[<], \qq[0$/0$/0]; while ( my $line = <> ) { 
+say q[!!],!!($line) } say $. "
!!1
!!1
!!
3

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or 
$ perl -e " print qq[0\n0\n0] " > 3zeros

$ od -tacx1 3zeros
0000000   0  cr  nl   0  cr  nl   0
          0  \r  \n   0  \r  \n   0
        30 0d 0a 30 0d 0a 30
0000007

$ perl -le " while ( my $line = <> ) { 1 } print $. " 3zeros
3

$ perl -E " while ( my $line = <> ) {  say q[!!],!!($line) } say $. " 
+3zeros
!!1
!!1
!!
3

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