[Qgis-user] Fill-down with QGIS expressions

[Totò]

Andrea Giudiceandrea wrote
> Totò wrote
>> I have a CSV file [0], how to get the "zona_fill" field?
>> The "zona_fill" field is the result of the fill-down of the "zona"
>> column.
> 
> Hi Salvatore,
> 
> I've imported your csv file, copied the features to a new scratch memory
> layer, and created a new field named 'zona_fill2' using the Field
> Calculator
> with the following expression:
> 
> if( "zona" is empty,  attribute(  get_feature_by_id(@layer, $id -1),
> 'zona_fill2') , "zona")

Hi Andrea and thank you for your time,
I replicated your expression but I get this:

<http://osgeo-org.1560.x6.nabble.com/file/t378656/nono.png> 

what am I doing wrong?

saluti



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