Names,Variables,Codes,Functions

exercise18.rb

+# this one is like tour scripts with ARGV
+def print_two(*args)
+ arg1, arg2 = args
+ puts "arg1: #{arg1}, arg2: #{arg2}"
+end
+
+#ok, that *args is actually pointless, we can just do this 
+def print_two_again(arg1,arg2)
+    puts "arg1: #{arg1}, arg2: #{arg2}"
+end
+
+# this just takes one argument
+def print_one(arg1)
+    puts "arg1: #{arg1}"
+  end
+  
+  # this one takes no arguments
+  def print_none()
+    puts "I got nothin'."
+  end
+  
+  
+  print_two("Zed","Shaw")
+  print_two_again("Zed","Shaw")
+  print_one("First!")
+  print_none()
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