字符串常见的操作

 1 public class StringTest {
 2 
 3     public static void main(String[] args)
 4     {
 5         String a=new String("sSassasss");
 6         
 7         System.out.println(a.substring(1));
 8         
 9         System.out.println(a.substring(2,4));
10         
11         String[] array=a.split(",", 3);
12         System.out.println(array.length);
13         
14         System.out.println("Begin");
15         for(String str : array)
16             System.out.println(str+"
");
17         System.out.println("End");
18         
19         String b=new String("ssss");
20         
21         //Compare that current string is equal to another.
22         if(a.equals(b))
23             System.out.println("Equal");
24         else
25             System.out.println("No Equal");
26         
27       //After ignore case,Judge that current string is equal to another.
28         if(a.equalsIgnoreCase(b)) //Ignore case.
29             System.out.println("Equal");
30         else
31             System.out.println("No Equal");
32         
33         //Get special char position
34         System.out.println(a.indexOf("a"));
35         
36         //Get special char position from third char on.
37         System.out.println(a.indexOf("a",3));
38         
39     }
40 }