BASIC-SO

Commands and Statements

In the example below, LIST 30 prints line 30 only; LIST -30 prints all lines up to and including 30; list 30- prints all lines after 30, including 30; LIST 30-50 prints lines 30, 40, and 50; LIST prints the entire program text.

10PRINT CHR$(12)

20INPUT A,B,C

30PRINT (A + B + C)/3

40PRINT

50END LIST 30

30PRINT(A+B+C)/3 LlST-30

10PRINT CHR$(12)

20INPUT A,B,C

30PRINT(A+B+C)/3 LIST 30-

30PRINT (A+ B+C)/3

40PRINT

50END LIST 30-50

30PRINT (A + B + C)/3

40PRINT

50END

LIST

10 PRINT CHR$(12)

20INPUT A,B,C

30PRINT (A + B + C)/3

40PRINT

50END

To obtain a listing of a file on a line printer or other device, use the SAVE com- mand, which is described on page 6-22.

LOAD

The LOAD command reads a file from disk and stores it in memory, making it the current file. The string expression must be an ISIS-II filename.

LOAD filename

LOAD" :F1: PLOT"

OK

RUN

THIS PROGRAM PLOTS ANY USER-DEFINED

FUNCTION ON AN X-Y GRAPH.

LSET, RSET

The LSET and RSET statements store the specified string expression into string space that has been allocated in a random file buffer by a FIELD statement. When string variables are assigned to a random file buffer with the FIELD statement, they

6-11

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Intel 9800758-02 manual LSET, Rset, Load