Hi,
try:
my $results = $_[0] + $_[1];
mit freundlichen Grüßen
Martin Wildgruber
On 13.02.2012, at 16:43, lina wrote:
> Hi,
>
> #!/usr/bin/perl
>
> use strict;
> use warnings;
>
> sub add
> {
> $results = $_[0] + $_[1];
> print "The result was: $results\n";
> }
>
> add(1,2)
>
> $ ./subroutines_examples.pl
> Global symbol "$results" requires explicit package name at
> ./subroutines_examples.pl line 8.
> Global symbol "$results" requires explicit package name at
> ./subroutines_examples.pl line 9.
> Execution of ./subroutines_examples.pl aborted due to compilation errors.
>
> How to adjust the strict in this situations, why we use strict?
>
> Thanks with best regards,
>
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