diff --git a/md/Atari/entries/various-atari-basic.md b/md/Atari/entries/various-atari-basic.md index 498e4fe..ef578d6 100644 --- a/md/Atari/entries/various-atari-basic.md +++ b/md/Atari/entries/various-atari-basic.md @@ -8,4 +8,70 @@ I have a love-hate relationship with BASIC. It's easy to get started, it's diffi --- -* [Display The ATASCII Character Set](charset.md) \ No newline at end of file +**Display the ATASCII character set** + +
+10 GRAPHICS 0 +15 DIM CHAR$(10) +20 FOR I=0 TO 252 +21 IF I=125 THEN CHAR$="[CLEAR]":GOTO 45 +22 IF I=155 THEN CHAR$="[RETURN]":GOTO 45 +23 IF I=29 THEN CHAR$="[UNPRINTABLE]":GOTO 45 +35 CHAR$=CHR$(I) +45 PRINT I;" ";CHR$(27);" ";CHAR$ +50 NEXT I +60 REM USE CONTROL-1 TO PAUSE ++ +**Variable Name Introspection** + +
+100 REM PROGRAM TO PRINT THE VARIABLE NAME LIST +105 PRINT "Before line 110" +110 DIM ARRAYNAME(1),STRINGNAME$(1) +120 REM GET THE BEGINNING OF THE LIST +125 PRINT "Before line 130" +130 ADDRESS=PEEK(130)+PEEK(131)*256 +135 PRINT "Before line 140: ";ADDRESS +140 ? CHR$(125);"VARIABLE NAME LIST" +150 REM GET CHARACTER AND TEST FOR END +155 PRINT "Before line 160" +160 A=PEEK(ADDRESS):IF A=0 THEN END +165 PRINT "Before line 180: ";A +170 REM PRINT CHARACTER +180 IF A<128 THEN ? CHR$(A);:REM 210 +190 ? CHR$(A-128) +200 REM GET NEXT ADDRESS AND REPEAT +210 ADDRESS=ADDRESS+1:REM 160 ++ +**The MYMORT1 Program from DTSS** + +
+1 REM MORTGAGE COMOPUTER +2 REM YEARLY INTEREST RATE +10 DATA 0.05 +15 REM INITIAL PRINCIPAL +20 DATA 28500 +25 REM MONTHLY PAYMENT +30 DATA 170 +35 REM STARTING MONTH AND YEAR +40 DATA 1, 1964 +50 READ I, P, P1, M, Y +60 LET R = 1 + I/12 +70 PRINT "YEAR", "PRINCIPAL" +80 PRINT Y, P +90 LET P = P*R - P1 +100 IF P >= 0 THEN 120 +110 LET P = 0 +120 LET M = M + 1 +130 IF M > 12 THEN 160 +140 PRINT " ", +150 GO TO 190 +160 LET M = 1 +170 LET Y = Y + 1 +180 PRINT Y, +190 PRINT INT(P) +200 IF P > 0 THEN 90 +210 END +