统计字符串中汉字的个数，字符串中字符自然排序
1 public class Test11 {
2 public static void main(String[] args) throws Exception {
3 //统计汉字个数
4 String ss = "1432去fad阿萨德撒sgi";
5 byte[] b = ss.getBytes("GBK");
6 if(b.length>ss.length()) {
7 System.out.println("有汉字，个数为"+(b.length-ss.length()));
8 }
9
10 System.out.println("===================================");
11 //字符串中字符排序
12 char[] cc = ss.toCharArray();
13 System.out.println("排序前字符串："+ss);
14 Arrays.sort(cc);
15 ss = new String(cc);
16 System.out.println("排序后字符串："+ss);
17 }
18
19 }
