[ABE.pm] returning an array from a subroutine
Jim Eshleman
jce0 at Lehigh.EDU
Fri Mar 4 19:56:27 PST 2005
> How to do it?
>
>
> I've got a sub routine that creates an array (it could be sizeable but
> I'll worry about that later). I've tried every permutation I can think
> of to return the array to the calling function:
>
> @my_array = foobar() and in the func do a "return @another_array"
> foobar(@myarray) and populating it inside the func
> foobar(\@myArray) and populating it inside the func
>
> The only thing I can think of doing now is to flatten the array into a
> string. I can't believe that's how it's suppposed to be done.
>
AFAIK you just do what seems natural:
$ cat test.pl
#!/usr/bin/perl -w
use strict;
my @my_array = foobar();
print "@my_array\n";
exit;
sub foobar {
my @another_array = (0,1,2,3);
return @another_array;
}
$ ./test.pl
0 1 2 3
$
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