example7_11.java

书中的例题

/* 数组下标越界引发异常 */
class Example7_11 
{
	public static void main(String[] args) 
	{
		int a[]={1,2,3,4,5};
		int sum=0;
		try
		{
         for (int i=0;i<=5 ;i++ )
         {sum+=a[i];}
         System.out.println("sum="+sum);
		}
		catch(ArrayIndexOutOfBoundsException e)
		{System.out.println("发生异常原因："+e);}
		finally
        {System.out.println("程序运行结束！");}
	}
}