RosettaCodeData/Task/Playing-cards/QuickBASIC/playing-cards.basic

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DECLARE SUB setInitialValues (deck() AS STRING * 2)
DECLARE SUB shuffle (deck() AS STRING * 2)
DECLARE SUB showDeck (deck() AS STRING * 2)
DECLARE FUNCTION deal$ (deck() AS STRING * 2)
DATA "AS", "2S", "3S", "4S", "5S", "6S", "7S", "8S", "9S", "TS", "JS", "QS", "KS"
DATA "AH", "2H", "3H", "4H", "5H", "6H", "7H", "8H", "9H", "TH", "JH", "QH", "KH"
DATA "AC", "2C", "3C", "4C", "5C", "6C", "7C", "8C", "9C", "TC", "JC", "QC", "KC"
DATA "AD", "2D", "3D", "4D", "5D", "6D", "7D", "8D", "9D", "TD", "JD", "QD", "KD"
RANDOMIZE TIMER
REDIM cards(51) AS STRING * 2
REDIM cards2(51) AS STRING * 2
setInitialValues cards()
setInitialValues cards2()
shuffle cards()
PRINT "Dealt: "; deal$(cards())
PRINT "Dealt: "; deal$(cards())
PRINT "Dealt: "; deal$(cards())
PRINT "Dealt: "; deal$(cards())
showDeck cards()
showDeck cards2()
FUNCTION deal$ (deck() AS STRING * 2)
'technically dealing from the BOTTOM of the deck... whatever
DIM c AS STRING * 2
c = deck(UBOUND(deck))
REDIM PRESERVE deck(LBOUND(deck) TO UBOUND(deck) - 1) AS STRING * 2
deal$ = c
END FUNCTION
SUB setInitialValues (deck() AS STRING * 2)
DIM L0 AS INTEGER
RESTORE
FOR L0 = 0 TO 51
READ deck(L0)
NEXT
END SUB
SUB showDeck (deck() AS STRING * 2)
FOR L% = LBOUND(deck) TO UBOUND(deck)
PRINT deck(L%); " ";
NEXT
PRINT
END SUB
SUB shuffle (deck() AS STRING * 2)
DIM w AS INTEGER
DIM shuffled(51) AS STRING * 2
DIM L0 AS INTEGER
FOR L0 = 51 TO 0 STEP -1
w = INT(RND * (L0 + 1))
shuffled(L0) = deck(w)
IF w <> L0 THEN deck(w) = deck(L0)
NEXT
FOR L0 = 0 TO 51
deck(L0) = shuffled(L0)
NEXT
END SUB