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Programmer's Task List of BASIC Statements and Functions
 
Programming task                        Keywords included in this list
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◄Find and traverse directory tree►      MKDIR, CHDIR, DIR$, RMDIR, CHDRIVE
◄Declare variables►                     DIM, DATA, READ, LBOUND, CONST
◄Build loops and decision structures►   DO...LOOP, IF...THEN, SELECT
◄Define and call BASIC procedures►      DECLARE, FUNCTION, SUB, CALL
◄Device input/output►                   PRINT, PRINT USING, LPRINT, INPUT$
◄File input/output►                     OPEN, WRITE #, INPUT #, GET, PUT, EOF
◄Manipulate strings►                    LEFT$, MID$, RIGHT$, LEN, INSTR
◄Manage memory►                         FRE, SADD, SSEG, SSEGADD, STACK
◄Display graphic images►                SCREEN, DRAW, COLOR, PALETTE, PAINT
◄Set traps for events and errors►       ON event, ON ERROR, RESUME
◄Develop ISAM databases►                OPEN, CLOSE, DELETETABLE, CREATEINDEX