Trio Motion Coordinator MC216 - Program Loops and Structures

Motion Coordinator Technical Reference Manual
Trio BASIC Commands 8-65
Program Loops and Structures
Program Loops and Structures
BASICERROR
Type:
Program Structure
Description:
This command may only be used as part of an ON... GOSUB or ON... GOTO com-
mand. When used in this context it defines a routine to be run when an error occurs
in a Trio BASIC command.
Example:
ON BASICERROR GOTO error_routine
....(rest of program)
error_routine:
PRINT "The error ";RUN_ERROR[0];
PRINT " occurred in line ";ERROR_LINE[0]
STOP
ELSE
Type:
Program Structure
Description:
This command is used as part of a multi-line IF statement.
See Also
IF, THEN, ENDIF
ELSEIF
Type:
Program Structure
Syntax:
IF <condition1> THEN
commands
ELSEIF <condition2> THEN
commands
ELSE
commands
ENDIF