ezsystems/ezpublish — pull request #449 by jeromegamez (2012-09-28 09:30:00+00:00)
Title: eZSelectionType::toString() doesn't work when no options set

It is possible in some cases that `$returnData` is not set, so that `eZStringUtils::implodeStr( $returnData, '|' );` throws an error. Besides, it's always a good idea to declare an array before adding values to it :)