[Catalyst] Re: about req.param

[Fayland Lam]

Tatsuhiko Miyagawa wrote:
> Yes, because it's evaluated in a list context.
> 
> I prefer doing $c->req->params->{a} for that reason.


params is full of traps too.
when it's from POST. we need use $c->req->params->{a}->[0];
I hate it.


> 
> On 4/11/08, Fayland Lam <fayland at gmail.com> wrote:
>> code as follows:
>>
>> sub test : Local {
>>   my ($self, $c) = @_;
>>     my $test = {
>>       a => $c->req->param('a'),
>>       b => $c->req->param('b'),
>>       c => $c->req->param('c'),
>>   };
>>   $c->res->body(Dumper(\$test));
>> }
>>
>> when visit as test?b=1
>> it shows
>>
>> $VAR1 = \{
>>           '1' => 'c',
>>           'a' => 'b'
>>         };
>>
>>
>> hmm, a trap I think. need use $c->req->param('a') || ''. something not so
>> good.
>>
>> --
>> Fayland Lam // http://www.fayland.org/ Foorum based on Catalyst //
>> http://www.foorumbbs.com/
>>
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> 
> 


-- 
Fayland Lam // http://www.fayland.org/
Foorum based on Catalyst // http://www.foorumbbs.com/