| MEMVARBLOCK() | Returns a codeblock that sets/gets a value of memvar variable |
| __MVCLEAR() | This function releases all PRIVATE and PUBLIC variables |
| __MVDBGINFO() | This function returns the information about the variables for debugger |
| __MVEXIST() | Determine if a given name is a PUBLIC or PRIVATE memory variable |
| __MVGET() | This function returns value of memory variable |
| __MVPRIVATE() | This function creates a PRIVATE variable |
| __MVPUBLIC() | This function creates a PUBLIC variable |
| __MVPUT() | This function set the value of memory variable |
| __MVRELEASE() | This function releases PRIVATE variables |
| __MVSCOPE() | If variable exists then returns its scope. |
| __MVXRELEASE() | This function releases value stored in PRIVATE or PUBLIC variable |
| __VMVARLGET() | Retrive a local variable from a procedure level |