[EP-tech] Re: Perl question

[Ian Stuart]

On 26/09/14 15:40, Andrew Beeken wrote:
> Hello all! I’m having a funny one in relation to some customisations
> we’ve made to our EPrints installation. In particular I’m getting an
> empty sql query returned within the Perl which is causing the user
> page creation script to bail with this error: Can’t use (“”) as an
> ARRAY ref while “strict” refs in use. I shan’t go into specifics, but
> is there a recommended way of gracefully ignoring empty SQL returns?

Yes:

   if (scalar @{ $ref_to_db_return } )
   {
      ## code ##
   }


-- 

Ian Stuart.
Developer: ORI, RJ-Broker, and OpenDepot.org
Bibliographics and Multimedia Service Delivery team,
EDINA,
The University of Edinburgh.

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