Ed Chester <> wrote:
: Hi all.
:
: I have a hash %BITS something like this:
:
: $VAR1 = 'final_p';
: $VAR2 = 'p';
: $VAR3 = 'sp_pair';
: $VAR4 = [
: 's',
: 'p'
: ];
:
: where the keys can be anything, and the values can be arrays
: of any sensible size, including 1. I'm trying to write a loop
: that returns each element of the values in an array, so
: running it on the above it would yield something like @things
: = ('p','s','p'). So, the trick is to always pretend like the
: values are arrays. Then I remembered in the real world a hash
: is only storing references anyway to anonymous arrays, so
: figured it should be easy to dereference these and return
: their guts, as it were. So I wrote (ignoring the returned
: array for now, just printing):
:
: foreach my $bit (values %BITS) {
: foreach my $thing (@{$bits}) { print "$thing\n"; } }
:
my %bits = (
foo => 'final_p',
bar => 'p',
baz => 'sp_pair',
qaz => [ 's', 'p' ],
);
foreach my $bit ( values %bits ) {
if ( ref $bit eq 'ARRAY' ) {
print "$_\n" foreach @$bit;
} else {
print "$bit\n";
}
}
HTH,
Charles K. Clarkson
--
Mobile Homes Specialist
254 968-8328
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