Pass file handle reference to a subroutine : file handle « File « Perl






  1. Perl
  2. File
  3. file handle

Pass file handle reference to a subroutine

    

sub printem
{
    my $file = shift;

    while (<$file>) {
         print;
    }
}

open FILEHANDLE, "<file.txt" or die "Can not open file";

printem *FILEHANDLE;








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