| Introduction | MTB Statements | File System | Compiler | Applications | Reference Guide | Index |
| Variable | Length | Format | Description |
|---|---|---|---|
| CURPOS$ | 2 | hex-encoded | current position of cursor byte 1 = row byte 2 = column |
| DATE | 6.0 | MMDDYY | system date |
| DATE$ | 6 | "MMDDYY" | system date |
| DAY$ | 8 | "MM/DD/YY" | system date |
| ENTERLEVEL | 2.0 | nn | subprogram level number |
| EXCP | 2.0 | nn | last Comet exception |
| HELPKEY$ | 4 | user-defined | user-defined value for Comet Help System |
| ITERM$ | 3 | "Tnn" or "nnn" | initiating terminal number |
| LONGYEAR | 4.0 | YYYY | current year in long format |
| LONGYEAR$ | 4 | "YYYY" | current year in long format |
| MESSAGE$ | 32 | user-defined | user-defined string for passing messages to overlays |
| PARTITION$ | 3 | "Pnn" or "nnn" | current partition number |
| PRIORITY$ | 1 | hex | partition scheduling priority |
| RUNSTATE | 1.0 | n | security value for current partition |
| SYSPART$ | 3 | "Pnn" or "nnn" | name of most recently activated background partition |
| TERM$ | 3 | "Tnn" or "nnn" | current terminal number |
| TIME$ | 11 | "HH:MM:SS.DD" | system time |
| VERSION$ | 7 | "XXX.XXX" | current Comet system version number |