Java的Unicode和codePoint
/* * To change this template, choose Tools | Templates * and open the template in the editor. */package sortandcollections;import java.util.ArrayList;import java.util.List;import java.util.TreeSet;/** * * @author Lowitty */public class SortAndCollections { /** * @param args the command line arguments */ public static void main(String[] args) {// // TODO code application logic here// char d = 0x0041;// String s3 = "