concrete/src/User/CsvWriter.php
private function getAttributeKeys()
    {
        if (!isset($this->attributeKeys)) {
            $this->attributeKeys = $this->category->getList();
        }

        return $this->attributeKeys;
    }
private function getAttributeKeys()
    {
        if (!isset($this->attributeKeys)) {
            $this->attributeKeys = $this->category->getList();
        }

        return $this->attributeKeys;
    }
private function getAttributeKeys ( ) { if ( ! isset ( $ this -> attributeKeys ) ) { $ this -> attributeKeys = $ this -> category -> getList ( ) ; } return $ this -> attributeKeys ; }
Memoize the attribute keys so that we aren't looking them up over and over
@return array
Memoize the attribute keys so that we aren t looking them up over and over