Hello,
You could do:
#if ( "$!doc.getValue('processOverview')" != "" )
You can call methods of a Java String from Velocity (if it's a String of
course):
${propValue.trim()}
${propValue.length()}
BR,
Jeremie
2014-03-24 17:49 GMT+01:00 DeHaynes <[email protected]>:
> I am trying to use Velocity to dynamically create the output for my form.
> If
> a field doesn't have any value, then I want the code to not display. So I
> came up with the following:
>
> #if ($doc.getValue('processOverview')!='')
> = PROCESS OVERVIEW =
> <div style="padding-left: 25px;">
> $doc.display('processOverview')
> </div>
> #end
>
> However, this is not working. Velocity is ALWAYS finding something in the
> field even though when I go to edit it, there is nothing there. Am I
> missing something?
>
> As a work around, I have tried to find a Trim function in velocity and also
> a Lenth function. I haven't been able to find either of those. Anyone
> have
> any suggestions?
>
>
>
> --
> View this message in context:
> http://xwiki.475771.n2.nabble.com/Detect-Empty-Fields-tp7589773.html
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