(^)
SDO_Model_ReflectionDataObject::export — Get a string describing the SDO_DataObject.
$rdo
   [, bool $return
  ] )此函数是实验性的。此函数的表象,包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本函数风险自担 。
   Get a string describing the SDO_DataObject.
   The default behaviour is to print the output, but
   if TRUE is specified for return, it is returned as a string.
  
rdoAn SDO_Model_ReflectionDataObject.
return
       If TRUE, return the output as a string, otherwise print it.
      
Returns the output if TRUE is specified for return, otherwise NULL.