Changed code example for C<state> and tweaked related language

lib/Language/variables.pod

@@ -512,42 +512,34 @@ Therefore, the subroutine
 =begin code
 
 sub a {
-    state @x = 1, 1;
-    @x.push(1, 1)
-}
-
-=end code
+    state @x;
+    @x.push(++$)
+};
 
-will continue to append each time it is called. So,
-
-=begin code
-
-say a;
-say "next";
-say a;
-say "next";
-say a;
+say a for 1..6;
 
 =end code
 
-will output
+will continue to append each time it is called. So it will output
+
 
 =begin code
 
-[1 1 1 1]
-next
-[1 1 1 1 1 1]
-next
-[1 1 1 1 1 1 1 1]
+[1]
+[1 2]
+[1 2 3]
+[1 2 3 4]
+[1 2 3 4 5]
+[1 2 3 4 5 6]
 
 =end code
 
-Also, just like C<my>, declaring multiple C<state> variables must be placed in
-parentheses and for declaring a single variable, parentheses may be
-omitted. 
+As seen in this example, C<$> can be used as an anonymous state variable
+without an explicit C<state> declaration.
 
-C<$> can be used as an anonymous state variable without an explicit
-C<state> declaration.
+As with C<my>, declaring multiple C<state> variables must be placed
+in parentheses and for declaring a single variable, parentheses may
+be omitted.
 
 =begin code