Data commit

Task/Associative-array-Iteration/BBC-BASIC/associative-array-iteration.basic

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+      REM Store some values with their keys:
+      PROCputdict(mydict$, "FF0000", "red")
+      PROCputdict(mydict$, "00FF00", "green")
+      PROCputdict(mydict$, "0000FF", "blue")
+
+      REM Iterate through the dictionary:
+      i% = 1
+      REPEAT
+        i% = FNdict(mydict$, i%, v$, k$)
+        PRINT v$, k$
+      UNTIL i% = 0
+      END
+
+      DEF PROCputdict(RETURN dict$, value$, key$)
+      IF dict$ = "" dict$ = CHR$(0)
+      dict$ += key$ + CHR$(1) + value$ + CHR$(0)
+      ENDPROC
+
+      DEF FNdict(dict$, I%, RETURN value$, RETURN key$)
+      LOCAL J%, K%
+      J% = INSTR(dict$, CHR$(1), I%)
+      K% = INSTR(dict$, CHR$(0), J%)
+      value$ = MID$(dict$, I%+1, J%-I%-1)
+      key$ = MID$(dict$, J%+1, K%-J%-1)
+      IF K% >= LEN(dict$) THEN K% = 0
+      = K%