- $this->_campaignFromClause = CRM_Utils_Array::value('fromClause', $surveyClause);
- $this->_campaignWhereClause = CRM_Utils_Array::value('whereClause', $surveyClause);
+ $this->_campaignFromClause = $surveyClause['fromClause'] ?? NULL;
+ $this->_campaignWhereClause = $surveyClause['whereClause'] ?? NULL;