Thanks Jeremy!. I am waiting for the sum and other operations. Hope it sees 
the day of light soon. Thanks!

Shash (Shashank)

On Wednesday, April 23, 2014 3:37:40 AM UTC+5:30, Jeremy Ruston wrote:
>
> Hi Sash
>
> If you want to count the number of tiddlers that fulfil some criteria then 
> you can use the <$count> widget. There is no way (yet) to arithmetically 
> sum the values of a field over a set of tiddlers - there's a ticket here:
>
> https://github.com/Jermolene/TiddlyWiki5/issues/254
>
> Best wishes
>
> Jeremy
>
>
>
> On Tue, Apr 22, 2014 at 9:03 PM, Alberto Molina 
> <[email protected]<javascript:>
> > wrote:
>
>> Hi Shash,
>>
>>
>> Can you please help me with that. An example would really help
>>
>>
>> In order to count the number of tiddlers that have a determinate field:
>>
>> <$count filter="[has[myFieldName]!myFieldName[]]"/> tiddlers with the 
>> field "myFieldName"
>>
>> Where
>>
>>    - *has[myFieldName]* selects the tiddlers that have the field 
>>    "myFieldName" 
>>    - *!myFieldName[]* selects the tiddlers whose field "myFieldName" is 
>>    not empty.
>>
>> And if you need a subset of these tiddlers that have the tag "myTag":
>>
>> <$count filter="[has[myFieldName]!myFieldName[]tag[myTag]]"/>
>>
>> And to show a list of them:
>>
>> <$list filter="[has[myFieldName]!myFieldName[]]"/>
>>
>>
>> I hope this is helpful.
>>
>> Alberto
>>
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>
>
>
> -- 
> Jeremy Ruston
> mailto:[email protected] <javascript:>
>  

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