Ruby

Day 14/Menu_class.rb

@@ -0,0 +1,36 @@
+# Menu class (User Defined Class)
+
+class Menu
+    attr_reader:length_quit
+
+    def initialize(*menu_args)
+        @menu_args = menu_args
+        @length_quit = length_quit
+    end
+
+    def menu_get_choice
+        @menu_args.each_with_index do |item, index|
+        puts "#{index + 1}. #{item}"
+
+    end
+    print "Please place your order"
+    user_choice = gets.to_i
+    return user_choice
+
+end
+
+menu = Menu.new("PIZZA", "BURGER", "SANDWICH", "JUICE", "QUIT")
+
+while ((choice = menu.menu_get_choice) != menu.length_quit)
+    case choice
+        when 1
+            puts "Please Wait!! Your order for PIZZA has been placed!"
+        when 2
+            puts "Please Wait!! Your order for BURGER has been placed!"
+        when 3
+            puts "Please Wait!! Your order for SANDWICH has been placed!"
+        when 4
+            puts "Please Wait!! Your order for JUICE has been placed!"
+        end
+    end
+end

Day 14/Random_numbers.rb

@@ -0,0 +1,105 @@
+# Random numbers in Ruby
+
+puts rand   # 0 - 0.99
+
+puts rand*10    # 0 - 0.99
+
+puts (rand*10).to_i     # Integer
+
+puts (rand*30 + 10).to_i     # Integer between 10 to 30
+
+puts rand(10)   #0 - 9
+
+puts rand(10)+1
+
+puts rand(0..10)    # Include 10
+
+puts rand(0...10)   # Exclude 10
+
+puts (0..5).map{rand(0..10)}
+
+puts (0...5).map{rand(0..10)}
+
+puts (0...5).map{rand(0..20)}
+
+
+
+# srand
+
+srand 1234
+
+puts rand
+
+srand 1234
+
+puts rand
+
+
+srand 1234
+
+puts rand, rand
+
+srand 1234
+
+puts rand, rand
+
+
+srand 1234
+
+puts rand(10), rand(100)
+
+srand 1234
+
+puts rand(10), rand(100)# Random numbers in Ruby
+
+puts rand   # 0 - 0.99
+
+puts rand*10    # 0 - 0.99
+
+puts (rand*10).to_i     # Integer
+
+puts (rand*30 + 10).to_i     # Integer between 10 to 30
+
+puts rand(10)   #0 - 9
+
+puts rand(10)+1
+
+puts rand(0..10)    # Include 10
+
+puts rand(0...10)   # Exclude 10
+
+puts (0..5).map{rand(0..10)}
+
+puts (0...5).map{rand(0..10)}
+
+puts (0...5).map{rand(0..20)}
+
+
+
+# srand
+
+srand 1234
+
+puts rand
+
+srand 1234
+
+puts rand
+
+
+srand 1234
+
+puts rand, rand
+
+srand 1234
+
+puts rand, rand
+
+
+srand 1234
+
+puts rand(10), rand(100)
+
+srand 1234
+
+puts rand(10), rand(100)