Tiny BASIC

モバイル端末で動作する Tiny BASIC

ver 2.x is released
https://play.google.com/store/apps/details?id=org.dyndns.vivi.TinyBASIC2

command:
'<LineNum> <statement>': add line
'<LineNum>': remove line <lineNum>
'RUN': run program
'NEW': clear program
'LIST': print program
'RENUM': renumber program
'LOAD <fileName>': load from <fileName>
'SAVE <fileName>': save to <fileName>
'DIR': print saved files list

statement:
'<var> = <exp>' assign <exp> to <var>
'PRINT {<exp>|<string>}': print <exp> or <string>
'IF <exp> THEN {<statement>|<lineNum>}': if <exp> then exec
'FOR <var>=<exp1> TO <exp2>': for loop
'NEXT': inc <var> and loop
'GOTO <lineNum>': jump to line <lineNum>
'GOSUB <lineNum>': call subroutine
'RETURN': return from subroutine
'END'

expression:
<exp> ::= <term> | <term> <op> <exp>
<term> ::= [-] {<digits> | <var> | ( <exp> )}
<var> ::= A | B | ...| Z | @(<exp>)
<op> ::= AND | OR | = | <> | > | >= | < | <= | + | - | * | / | %

Website: http://vivi.dyndns.org/games/TinyBASIC/