offsetGet() public method

offsetGet for ArrayAccess
public offsetGet ( string $offset ) : mixed
$offset string
return mixed
 /**
  * offsetGet for ArrayAccess/Backwards compatibility.
  * @deprecated Add deprecation notices in future release.
  * @param string $offset
  * @return mixed
  */
 public function offsetGet($offset)
 {
     if ('cost' === $offset) {
         $offset = 'total';
     }
     return parent::offsetGet($offset);
 }
 /**
  * offsetGet for ArrayAccess/Backwards compatibility.
  * @deprecated Add deprecation notices in future release.
  * @param string $offset
  * @return mixed
  */
 public function offsetGet($offset)
 {
     if ('discount_amount' === $offset) {
         $offset = 'discount';
     } elseif ('discount_amount_tax' === $offset) {
         $offset = 'discount_tax';
     }
     return parent::offsetGet($offset);
 }
 /**
  * offsetGet for ArrayAccess/Backwards compatibility.
  * @deprecated Add deprecation notices in future release.
  * @param string $offset
  * @return mixed
  */
 public function offsetGet($offset)
 {
     if ('line_total' === $offset) {
         $offset = 'total';
     } elseif ('line_tax' === $offset) {
         $offset = 'total_tax';
     } elseif ('line_tax_data' === $offset) {
         $offset = 'taxes';
     }
     return parent::offsetGet($offset);
 }