[Templates] Process, Loops and Scalar Reference output

[Gavin Henry]

<quote who="Andy Wardley">
> Gavin Henry wrote:
>>     $tt->process( \*DATA, $tt_vars, \$email_output )
>>       || die $tt->error(), "\n";
>
> Hi Gavin,
>
> The problem is here.  The template is only available to be read
> from the DATA handle the first time around the loop.  By the second
> iteration, the DATA file pointer is already at the EOF and it
> effectively looks like a zero-length template.

Ah, of course! I was looking in completely the wrong place. It's interated
over the whole file and needs to be reset.

>
> Try this instead:
>
>      local $/ = undef;        # slurp file in one go
>
>      my $tt = Template->new(  # define named template
>          BLOCKS => {
>              email => <DATA>,
>          },

Didn't know you could do it this way either. Cheers.

>      );
>
>      $tt->process('email', ...etc...)

Many, many thanks!

Gavin.

>
>
> HTH
> A
>
> _______________________________________________
> templates mailing list
> templates@template-toolkit.org
> http://lists.template-toolkit.org/mailman/listinfo/templates
>