https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=22812 Marcel de Rooy <m.de.rooy@rijksmuseum.nl> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |m.de.rooy@rijksmuseum.nl --- Comment #9 from Marcel de Rooy <m.de.rooy@rijksmuseum.nl> --- + $_ ||= undef # Set to undef for integer values, not empty string + for ( + $aqbooksellerid, $lastvalue1, $innerloop1, $lastvalue2, + $innerloop2, $lastvalue3, $innerloop3, + ); This also sets 0 back to undef. The comment is very confusing about what it does. Fortunately, integer values like 1 are not set to undef. -- You are receiving this mail because: You are watching all bug changes.