[albatross-users] al-if question

[Andrew McNamara]

>> <al-value expr="locals().get('blah','Blah does not exist!')"/>
>> 
>> <al-if expr="locals().get('blah',False)"/>
>>     Blah Exists
>> <al-else>
>>     Blah Doesn't Exist
>> </al-if>
>
>This also works:
>
><al-if expr="__ctx__.has_value('blah')">

It's probably a personal style thing, but I prefer to encapsulate
something like that in an object, or initialise it to None on page entry.
The proposed solutions look a bit non-obvious to me, which will hinder
other people's understanding of your code.

-- 
Andrew McNamara, Senior Developer, Object Craft
http://www.object-craft.com.au/