src/Easy/Element/OptionElement.php
protected function readMetaData(&$xmlArr)
    {
        parent::readMetaData($xmlArr);
        $this->selectFrom = isset($xmlArr["ATTRIBUTES"]["SELECTFROM"]) ? $xmlArr["ATTRIBUTES"]["SELECTFROM"] : null;
        $this->selectedList = isset($xmlArr["ATTRIBUTES"]["SELECTEDLIST"]) ? $xmlArr["ATTRIBUTES"]["SELECTEDLIST"] : null;
        $this->selectFromSQL = isset($xmlArr["ATTRIBUTES"]["SELECTFROMSQL"]) ? $xmlArr["ATTRIBUTES"]["SELECTFROMSQL"] : null;
    }
protected function readMetaData(&$xmlArr)
    {
        parent::readMetaData($xmlArr);
        $this->selectFrom = isset($xmlArr["ATTRIBUTES"]["SELECTFROM"]) ? $xmlArr["ATTRIBUTES"]["SELECTFROM"] : null;
        $this->selectedList = isset($xmlArr["ATTRIBUTES"]["SELECTEDLIST"]) ? $xmlArr["ATTRIBUTES"]["SELECTEDLIST"] : null;
        $this->selectFromSQL = isset($xmlArr["ATTRIBUTES"]["SELECTFROMSQL"]) ? $xmlArr["ATTRIBUTES"]["SELECTFROMSQL"] : null;
    }
Read metadata info from metadata array and store to class variable

@param array $xmlArr metadata array
@return void