[ic] perl syntax of shopping cart items

[interchange-users@interchange.redhat.com (Stefan Hornburg Racke]

"Kevin Walsh" <kevin@cursor.biz> writes:


[...]

> 
> So, stripping down the above example, you can push all the SKU
> values into one array using the following two lines of Perl code:
> 
>     my @out;
>     push(@out,$_->{code}) for (@{$Carts->{main}});

A little bit more appropriate is:

@out = map {$_->{code}) @{$Carts->{main}};

Ciao
        Racke

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