8-66 Trio BASIC Commands
Program Loops and Structures
Trio Motion Technology
Description:
The command is used within an
IF .. THEN .. ENDIF
. It evaluates a second (or
subsequent) condition and if TRUE it executes the commands specified, otherwise
the commands are skipped. MC206 and MC224 only.
Parameters:
Example 1:
IF IN(stop)=ON THEN
OP(8,ON)
VR(cycle_flag)=0
ELSEIF IN(start_cycle)=ON THEN
VR(cycle_flag)=1
ELSEIF IN(step1)=ON THEN
VR(cycle_flag)=99
ENDIF
Example 2:
IF key_char=$31 THEN
GOSUB char_1
ELSEIF key_char=$32 THEN
GOSUB char_2
ELSEIF key_char=$33 THEN
GOSUB char_3
ELSE
PRINT “Character unknown”
ENDIF
Note:
The
ELSE
sequence is optional. If it is not required, the
ENDIF
is used to mark the
end of the conditional block.
See Also
IF, THEN, ELSE, ENDIF
condition(s):
Any logical expression.
commands:
Any valid Trio BASIC commands including further
IF..THEN
..{ELSEIF}..{ELSE} ENDIF
sequences
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