| Name | Kind | Description | 
| w | operation | |
| weight | attribute | |
| weight | operation | return the weight in OCL | 
| write_bool | operation | internal, do NOT use it | 
| write_char | operation | internal, do NOT use it | 
| write_id | operation | internal, do NOT use it | 
| write_string | operation | internal, do NOT use it | 
| write_unsigned | operation | internal, do NOT use it |