On Fri, 2006-28-04 at 15:40 +0100, Graeme McLaren wrote:
> Hi all, I need to loop over an array of hashes and assign a new hashref if a
> condition is met:
>
> I have a scalar which contains an array of hashes:
>
> $locations = [
> {
> 'location_name' => 'Fionas House',
> 'location_id' => '9999000000000027'
> },
> {
> 'location_name' => 'Central Locations',
> 'location_id' => '9999'
> },
> {
> 'location_name' => 'The Queen\'s Hoose',
> 'location_id' => '1076'
> },
> {
> 'location_name' => 'Santa',
> 'location_id' => '1075'
> },
> ]
>
>
>
> I want to add an new hash ref in if, for example,
>
> if($x ==9999000000000027){
> $locations->[0]->{'location_status'} = 'true'
>
> }
>
>
> I've been at this a few hours and I'm not getting anywhere, can anyone
> suggest a way to do this?
An reference to an array can be dereferenced to an array:
for my $item ( @$locations ){ # $item references each hash in the list
if( $item->{location_id} == 9999000000000027 ){
$item->{location_status} = 'true';
}
}
--
__END__
Just my 0.00000002 million dollars worth,
--- Shawn
"For the things we have to learn before we can do them, we learn by doing them."
Aristotle
* Perl tutorials at http://perlmonks.org/?node=Tutorials
* A searchable perldoc is at http://perldoc.perl.org/
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