Tiny BASIC

Tiny BASIC operating in the mobile terminal

ver 2.x is released

https://play.google.com/store/apps/details?id=org.dyndns.vivi.TinyBASIC2

command:

 '& Lt; LineNum & gt; & lt; statement & gt;': add line

 '& Lt; LineNum & gt;': remove line & lt; lineNum & gt;

 'RUN': run program

 'NEW': clear program

 'LIST': print program

 'RENUM': renumber program

 'LOAD & lt; fileName & gt;': load from & lt; fileName & gt;

 'SAVE & lt; fileName & gt;': save to & lt; fileName & gt;

 'DIR': print saved files list

statement:

 '& Lt; var & gt; = & lt; exp & gt;' assign & lt; exp & gt; to & lt; var & gt;

 'PRINT {& lt; exp & gt; | & lt; string & gt;}': print & lt; exp & gt; or & lt; string & gt;

 'IF & lt; exp & gt; THEN {& lt; statement & gt; | & lt; lineNum & gt;}': if & lt; exp & gt; then exec

 'FOR & lt; var & gt; = & lt; exp1 & gt; TO & lt; exp2 & gt;': for loop

 'NEXT': inc & lt; var & gt; and loop

 'GOTO & lt; lineNum & gt;': jump to line & lt; lineNum & gt;

 'GOSUB & lt; lineNum & gt;': call subroutine

 'RETURN': return from subroutine

 'END'

expression:

& Lt; exp & gt; :: = & lt; term & gt; | & lt; term & gt; & lt; op & gt; & lt; exp & gt;

& Lt; term & gt; :: = [-] {& lt; digits & gt; | & lt; var & gt; | (& lt; exp & gt;)}

& Lt; var & gt; :: = A | B | ... | Z | @ (& lt; exp & gt;)

& Lt; op & gt; :: = AND | OR | = | & lt; & gt; | & gt; | & gt; = | & lt; | & lt; = | + | - | * | / |%

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