* Fetch object based on array of properties.
*
* @param string $daoName
- * Name of the dao object.
+ * Name of the dao class.
* @param array $params
* (reference) an assoc array of name/value pairs.
* @param array $defaults
* (reference) an assoc array to hold the flattened values.
* @param array $returnProperities
- * An assoc array of fields that need to be returned, eg array( 'first_name', 'last_name').
+ * An assoc array of fields that need to be returned, e.g. ['first_name', 'last_name'].
*
* @return static|null
*/