commit bash-20130301 snapshot

examples/scripts/randomcard.bash

@@ -0,0 +1,18 @@
+# The following prints a random card from a card deck.
+#
+# cribbed from the ksh93 book, example from page 70
+#
+# chet@po.cwru.edu
+#
+declare -i i=0
+
+# load the deck
+for suit in clubs diamonds hearts spades; do
+	for n in ace 2 3 4 5 6 7 8 9 10 jack queen king; do
+		card[i]="$n of $suit"
+        	i=i+1		# let is not required with integer variables
+	done
+done
+
+# and print a random card
+echo ${card[RANDOM%52]}