从字符串中提取子字符串

/* 
*来 自
 nowjava - 时  代  Java
*/

public class Main {

  public static void main(String[] args) {

    String s = "Baseball";

    String b = s.substring(4);

    System.out.println(b);

    s = "Baseball";

    b = s.substring(2, 6);

    System.out.println(b);

  }


}