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use constant DEBUG => 0;
print gmtime($object) ."\n" if $DEBUG == "1"; print gmtime($object) ."\n" if $DEBUG; # ahem, but since we'll be using the constant DEBUG print gmtime($object) ."\n" if DEBUG; # sorry i didn't mention this ea +rlier
for ( @filename ) { my $filename = $_; ... }
for my $filename (@filename) { ... }