| Bytes(TBytesStream) | public | The stream data as an array of bytes. | 
| DataString(TStringStream) | public | Contains the contents of the stream in string form | 
| Encoding(TStringStream) | public | Encoding of the string with the data | 
| Memory(TCustomMemoryStream) | public | Pointer to the data kept in the memory stream. | 
| OwnsEncoding(TStringStream) | public | Does the stream instance owns the encoding | 
| Position(TStream) | public | The current position in the stream. | 
| Size(TStream) | public | The current size of the stream. | 
| SizeBoundsSeek(TCustomMemoryStream) | public |  | 
| UnicodeDataString(TStringStream) | public | Datastring as unicode string |