[dancer-users] How tod displaye aMulti Dimesional Hash in Template Toolkit

Richard Reina gatorreina at gmail.com
Sun Aug 23 14:38:31 EDT 2020


 template 'results.tt' => {
	
	'title' => 'Get Softball Season Stats',
	'payload' => \%season,
	
    }, {};

Results in this:

Trying with payload
------------- :

Name atbats so bb rbis hits runs



2020-08-23 12:53 GMT-05:00, Gabor Szabo <gabor at szabgab.com>:
> I think you should be passing references:
>
> 'payload' => \%season,
>
> See the backslash.
>
> Gabor
>
>
>
> On Sun, Aug 23, 2020 at 8:45 PM Richard Reina <gatorreina at gmail.com> wrote:
>
>> Ok, maybe I've overlooked something but here is what I get with very
>> simple call to a route and using very simple html.
>>
>> http://paste.scsys.co.uk/592477
>>
>> 2020-08-23 9:57 GMT-05:00, Gabor Szabo <gabor at szabgab.com>:
>> > Have you checked the content when you "view source" in the browser?
>> > I had cases when my code did not show up because I had some HTML
>> > issues.
>> > I wasted so much time till I figured out the content is there just
>> hidden.
>> >
>> > My example is stand-alone using Template::Toolkit,
>> > when using Dancer you don't need that, you only need to enable it in
>> > the
>> > config file
>> > and you pass your data to the "template" function.
>> >
>> > The TT part is almost identical though I think in Dancer we use <% for
>> tags
>> > and not
>> > the default [% as in my example.
>> >
>> > Gabor
>> >
>> > On Sun, Aug 23, 2020 at 5:46 PM Richard Reina <gatorreina at gmail.com>
>> wrote:
>> >
>> >> Hi Gabor,
>> >>
>> >> Thank you very much for your help. I appreciate your answer and all
>> >> the wonderful tutorials at perlmaven, but so far I am unable to get
>> >> this answer to work for me. My my hash %season seems to look the same
>> >> as your %payload but when I try your solution only the name of the
>> >> player is displayed. I do not use 'use Template'; in my backend code
>> >> and am not really sure what the exact role of create.pl, is it for
>> >> teaching purposes or is there a step within it that I must apply to
>> >> get my %season to look like your %payload before I return it to my
>> >> Dancer app? I will continue to experiment with your solution and try
>> >> to find a place where I can post exactly what I am getting as a
>> >> result.
>> >>
>> >> Thanks again,
>> >>
>> >> Richard
>> >>
>> >> 2020-08-23 7:18 GMT-05:00, Gabor Szabo <gabor at szabgab.com>:
>> >> > I am not sure if this is what you meant, but using your data I wrote
>> >> > two
>> >> > examples here: https://perlmaven.com/template-toolkit-hash-of-hash
>> >> >
>> >> > Gabor
>> >> >
>> >> > On Sun, Aug 23, 2020 at 12:33 AM Richard Reina
>> >> > <gatorreina at gmail.com>
>> >> > wrote:
>> >> >
>> >> >> I have the following perl multidimensional hash that is passed from
>> >> >> Dancer to Template Toolkit as a hash reference. I am having trouble
>> >> >> figuring out how to display it in Template Toolkit.
>> >> >>
>> >> >> $VAR1 = {
>> >> >>           'TylerMontgomery(2022)' => {
>> >> >>                                    'so' => 1,
>> >> >>                                    'bb' => 1,
>> >> >>                                    'rbis' => 0,
>> >> >>                                    'atbats' => 7,
>> >> >>                                    'runs' => 2,
>> >> >>                                    'hits' => 2
>> >> >>                                  },
>> >> >>           'ChaseLangan(2022)' => {
>> >> >>                                      'runs' => 4,
>> >> >>                                      'hits' => 4,
>> >> >>                                      'atbats' => 5,
>> >> >>                                      'bb' => 0,
>> >> >>                                      'rbis' => 2,
>> >> >>                                      'so' => 1
>> >> >>                                    },
>> >> >>           'BryceJones(2021)' => {
>> >> >>                             'hits' => 2,
>> >> >>                             'runs' => 2,
>> >> >>                             'atbats' => 4,
>> >> >>                             'bb' => 1,
>> >> >>                             'rbis' => 4,
>> >> >>                             'so' => 1
>> >> >>                           },
>> >> >> };
>> >> >>
>> >> >> This is how I iterate it in perl.
>> >> >>
>> >> >> foreach my $name (sort keys %season) {
>> >> >>         printf "%-27.27s", "$name: ";
>> >> >>         foreach my $stat (sort keys %{ $season{$name} }) {
>> >> >>             printf "%-12.12s", "$stat: $season{$name}{$stat} ";
>> >> >>          ## cal. avg
>> >> >>  $season{$name}{AVG} = $season{$name}{hits} /
>> >> >> $season{$name}{atbats};
>> >> >>         }
>> >> >>
>> >> >>
>> >> >>     printf "%4s %.3f\n", "avg:", $season{$name}{AVG};
>> >> >> }
>> >> >>
>> >> >> I then pass it back to my dancer app as a ref. with return
>> >> >> \%season;
>> >> >> and then to template toolkit with:
>> >> >>
>> >> >>   template 'softball.tt' => {
>> >> >>
>> >> >>         'title' => 'Get Softball Season Stats',
>> >> >>         'Season' => $season,
>> >> >>
>> >> >>
>> >> >>     }, {};
>> >> >>
>> >> >> But I am lost trying to get it to display with template toolkit.
>> >> >> Here's what I've tried so far.
>> >> >>
>> >> >> <table style="width:100%; line-height:40px;">
>> >> >>         <% FOREACH Season = Season %>
>> >> >>         <tr>
>> >> >>           <td width="5">Season.key <% Season.key %></td>
>> >> >>           <td width="5">Season.val <% Season.value %></td>
>> >> >>           <td width="5">Season.val.atbats <% Season.value.atbats %>
>> >> >>           <td width="5">Season.val.hits <% Season.value.hits %>
>> >> >>         </tr>
>> >> >>         <% END %>
>> >> >>
>> >> >> Thanks for any help.
>> >> >> _______________________________________________
>> >> >> dancer-users mailing list
>> >> >> dancer-users at lists.preshweb.co.uk
>> >> >> https://lists.preshweb.co.uk/mailman/listinfo/dancer-users
>> >> >>
>> >> >
>> >>
>> >
>>
>


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