You don't really need perl for this ... 
$ wc -l existing_file > another_file

[download]
... but you can if you want ... 
#!/usr/bin/perl -w

my $file = shift;
my @cmd = ( "wc",  "-l",  $file );
system( @cmd );

[download]

Plankton: 1% Evil, 99% Hot Gas.

In reply to Re: Count the number of lines in a file by Plankton
in thread Count the number of lines in a file by pastorizah

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