Thx, operator precedence is sometimes a PITA, so this is what the first ternary statement should look like then 
exists($checked->{Group}{$GroupDN}) ? ($rc_OK=1) : ($rc_OK=check_group
+($GroupDN,0));

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In reply to Re^2: Question about ternary operator by merlinX
in thread Question about ternary operator by merlinX

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