Greetings,

I tried this in calc (which I am assuming you are using), and it seems
to work for what you describe:

[<>""]-@

The interesting thing is that calc changed it afterwards to

[<>0]-@;Standard 

but it still seems to work.

I hope this helps.

Rémy.
Le mercredi 15 mai 2019 à 15:17 -0700, Girvin Herr a écrit :
> Greetings,
> 
> I am using LibreOffice 5.3.4.2 on Slackware Linux 14.2 (K4.4.75).
> 
> I have a database with a text field which may or may not be null. What I 
> want to do is to prefix a dash "-" before the text if the text field is 
> not null. At first, I tried this format:
> 
> ;;;"-"@
> 
> Somewhere, not by me, it got changed to:
> 
> [>0]"";[<0]"";"";"-"@
> 
> However, this does not work. I get the text when not null, but not the 
> dash in either case.
> 
> Is there another way to do this?
> 
> Thanks.
> 
> Girvin Herr
> 
> 
> 
> 

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