use strict;
use warnings;
sub cat_all {
    my $fh = shift;
    print while <$fh>;
}

cat_all \*ARGV;

[download]
work for me, so ARGV is the answer.

BTW I found this by inspecting the output of perl -MData::Dumper -wle 'print Dumper [ keys %::]'. Looking at perlvar also helped.

In reply to Re: Referencing the null file handle, <> by moritz
in thread Referencing the null file handle, <> by pc88mxer

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