文字列の一般的な操作

 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 }