Programming Manual for Citizen BASIC Interpreter - MaRCo
Programming Manual for Citizen BASIC Interpreter - MaRCo
Programming Manual for Citizen BASIC Interpreter - MaRCo
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<strong>Citizen</strong> <strong>BASIC</strong> <strong>Interpreter</strong><br />
1030 T=T+C<br />
1040 C=C+1<br />
1041 IF C>10 THEN EXIT<br />
1050 LOOP<br />
1060 PRINT T<br />
Ready<br />
>RUN<br />
55<br />
Ready<br />
3.10.11 GOSUB Statement<br />
【Explanation】<br />
This statement moves execution to the line designated by the line number to get<br />
the execution back to the one immediately after the GOSUB statement with the RETURN<br />
statement.<br />
【Format】<br />
GOSUB line number<br />
【Parameter】<br />
Line number: designate the line number of the line to move its execution<br />
【E.g.】<br />
>LIST<br />
1000 T=0<br />
1010 C=1<br />
1020 FOR C=1 TO 10<br />
1030 GOSUB 1070<br />
1040 NEXT C<br />
1050 PRINT T<br />
1060 END<br />
1070 T=T+C<br />
1080 RETURN<br />
Ready<br />
>RUN<br />
55<br />
Ready<br />
3.10.12 RETURN Statement<br />
【Explanation】<br />
When called with a GOSUB statement, this statement gets execution back to the one<br />
immediately after the GOSUB statement.<br />
【Format】<br />
RETURN<br />
3.10.13 ON – GOTO Statement<br />
【Explanation】<br />
This statement jumps to the designated line according to the value expressed by<br />
the <strong>for</strong>mula.<br />
【Format】<br />
ON <strong>for</strong>mula { GOTO| GOSUB} line number 1 [, line number 2[, line number 3・・・・[, line<br />
number n] ・・・]]<br />
【Parameter】<br />
Formula:<br />
Must be the <strong>for</strong>mula that becomes an integral value<br />
Jumps to the line number corresponding to the value<br />
expressing by the <strong>for</strong>mula<br />
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