[Melbourne-pm] Nested maps returning hash references
Andrew Pam
andrew at sericyb.com.au
Tue Oct 4 22:51:50 PDT 2011
On 05/10/11 16:46, Andrew Pam wrote:
>> map {
>> my $f = $_;
>> {
>> map {
>> $f->can($_) ? ($_ => $f->$_) : ()
>> } qw(label name html);
>> }
>> } @fields;
>>
>>
>> Any thoughts?
>
> Actually looking more closely, the braces around the inner map in the
> final example look like they're being interpreted as a block, not as an
> anonymous hash constructor.
Note: Putting a unary "+" in front of the open bracket should turn it
into an unambiguous hash constructor.
Hope that helps,
Andrew
--
Andrew Pam <andrew at sericyb.com.au>
Serious Cybernetics
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