Java开发网 - 下标

Topic: 下标

1.下标

Posted by: 丫丫
Posted on: 2007-10-26 15:47

public class Char
{
  public static void main(String[] args)
  {
    int []x={10,20,30,40};
    for (int i = 1; i<=4; i++)
    {
      try{
        System.out.println (x[i]);
      }
      catch(Exception ex){
        System.out.println ("异常信息:"+i+"超出数组下标范围");
      }

    }

    System.out.println("程序运行结束！");
  }
}

2.Re:下标 [Re: 丫丫]	Copy to clipboard
Posted by: zyj0021 Posted on: 2007-10-27 08:23 数组下标 i 应该从0开始！！！！你的数组X[4]就会超出范围！

3.Re:下标 [Re: 丫丫]	Copy to clipboard
Posted by: chaostring Posted on: 2007-11-04 21:25 System.out.println (x[i]); 改成 System.out.println (x[i-1]); 应该就不会抛异常了