| MPOSTOLC() | Return line and column position of a formatted string based on a specified |
| MPRESENT() | Determine if a mouse is present |
| MRESTSTATE() | Re-establish the previous state of a mouse |
| MRIGHTDOWN() | Determine the status of the right mouse button |
| MROW() | Determine a mouse cursor's screen row position |
| MSAVESTATE() | Save the current state of a mouse |
| MSETBOUNDS() | Set screen boundaries for the mouse cursor |
| MSETCLIP() | Define an inclusion region |
| MSETCURSOR() | Determine a mouse's visibility |
| MSETPOS() | Set a new position for the mouse cursor |
| MSHOW() | Display the mouse pointer |
| MSTATE() | Return the current mouse state |
| NETERR() | Determine if a network command has failed |
| NETNAME() | Return the current workstation identification |
| NEXTKEY() | Read the pending key in the keyboard buffer |
| NOSNOW() | Toggle snow suppression |
| ORDBAGEXT() | Return the default order bag RDD extension |
| ORDBAGNAME() | Return the order bag name of a specific order |
| ORDLISTADD() | Add orders to the order list |
| OS() | Return the operating system name |
| OUTERR() | Write a list of values to the standard error device |
| OUTSTD() | Write a list of values to the standard output device |
| PAD() | Pad character, date, and numeric values with a fill character |
| PARAM() | Returns paarameter value. |
| PCOL() | Return the current column position of the printhead |
| PCOUNT() | Determine the position of the last actual parameter passed |
| PROCLINE() | Return the source line number of the current or previous activation |
| PROCNAME() | Return the name of the current or previous procedure or user-defined function |
| PROW() | Return the current row position of the printhead |
| QOUT() | Display a list of expressions to the console |
| RAT() | Return the position of the last occurrence of a substring |
| READEXIT() | Toggle Up arrow and Down arrow as READ exit keys |
| READFORMAT() | Return and optionally, set the code block that implements a format (.fmt) |
| READINSERT() | Toggle the current insert mode for READ and MEMOEDIT() |
| READKEY() | Determine what key terminated a READ |
| READKILL() | Return, and optionally set, whether the current READ should be exited |
| READMODAL() | Activate a full-screen editing mode for a GetList |
| READUPDATED() | Determine whether any GET variables changed during a READ and optionally |
| READVAR() | Return the current GET/MENU variable name |
| RECCOUNT() | Determine the number of records in the current database (.dbf) file |
| RECNO() | Return the identity at the position of the record pointer |
| RECSIZE() | Determine the record length of a database (.dbf) file |
| REPLICATE() | Return a string repeated a specified number of times |
| RESTSCREEN() | Display a saved screen region to a specified location |
| RIGHT() | Return a substring beginning with the rightmost character |
| RLOCK() | Lock the current record in the active work area |
| ROUND() | Return a numeric value rounded to a specified number of digits |
| ROW() | Return the screen row position of the cursor |
| RSTR() | Under construction |
| RTRIM() | Remove trailing spaces from a character string |