@@ -0,0 +1,236 @@
+package stdlib.basic.string;%0A%0Apublic class StringTest2 %7B%0A%0A    public static void main(String%5B%5D args) %7B%0A        String s = %22%5CuD800%22;%0A        System.out.println(s.length());%0A        System.out.println((int)s.charAt(0)); // 55296%0A    %7D%0A%0A%7D%0A

Create StringTest2.java