Re: looping through a subset of data?

Mathew Robertson <[email protected]>
Newsgroups gmane.comp.lang.perl.modules.html-template
Organization Nielsen//NetRatings
Message-ID <[email protected]>
This is easiest achieved if you use H::T::Expr, eg:

<TMPL_LOOP some_loop>
    <TMPL_IF EXPR="__counter__ < 50">
       ...
    </TMPL_IF>
</TMPL_LOOP>

Mathew


Boon Chew wrote:

>  Another newbie question about HTML::Template.
>
> Is there a way to output only a subset of a loop variable?
> For instance, let's say I have a template var that is a reference to 
> array of hashes of  X elements (essentially a recordset with X rows of 
> data), is it possible to output just the first N rows while looping 
> through it?
>
> e.g.
>
> <tmpl_loop employee_loop>
>   <tmpl_var lastname>,   <tmpl_var firstname>  <-- I just want the 
> first N employees
> </tmpl_loop>
>
> I guess the main problem  I am having is that I am not able to set any 
> loop counter in the template to stop it at the right time (which is 
> probably a design choice after all).
>
> - boon
>
>
>
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