LOG | Function which gives the logarithm of a number to |
base 10. | |
LOMEM (LOM.) || | 0 Variable used to indicate the lowest free memory |
location which can be used to store the value of | |
variables used by the program. LOMEM can be reset | |
by the user. | |
MID$( (M.) | Extract a substring from a longer string. |
MOD | Give the integer remainder after a division. |
MODE (MO.) | Change the display mode. Mode cannot be changed |
within a procedure or function. | |
MOVE | Move the graphics cursor invisibly to the given |
position. | |
NEW | Remove the current program. It can be retrieved |
using OLD. | |
NEXT (N.) | Part of the FOR...NEXT loop indicating the end of |
the statements which are to be repeatedly executed. | |
NOT | Used as a logical or bitwise operator. |
OFF | Part of the ON ERROR OFF statement which |
switches error trapping off and enables the computer | |
to again print its standard error messages and halt | |
the program. | |
OLD (0.) | Retrieve a program after a NEW or after BREAK |
has been pressed. If typing OLD gives a 'Bad | |
Program' message after the BREAK key has been | |
pressed, the program has been corrupted and must | |
be loaded again from disc. | |
ON ERROR | Used to control the action taken by the computer if it |
encounters an error in the program. | |
ON.. .GOTO or | The value of the variable following ON is found. If its |
ON.. .GOSUB | value is 1, the computer jumps to the first line |
number in the list following the GOTO/GOSUB | |
statement; if the value is 2, it jumps to the second | |
line number, and so on- | |
ON.. .PROC | Used to give a multi-branching facility and enable |
one of a series of procedures to be executed. | |
OPENIN (OP.) | Open a file for input only. |
App 6.5 |