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何为unreachable statement ?

chuxueaihaozhe

发贴: 26
积分: 0

于 2005-07-15 21:53

public class MultiCatch
{
public static void main(String[] args) throws ArithmaticException,ArrException
{
try
{
int a = args.length;
int b = 42/a;
int [c] = {1};
c[44] = 99;
ArithmaticException e = new ArithmaticException();
throw e;
ArrException x = new ArrException();
throw x;
}
catch(ArithmaticException e)
{
System.out.println("div by 0:" + e);
e.getMessage();
}
catch(ArrException x)
{
System.out.println("arry index oob:" + x);
}
}
}
class ArithmaticException extends Exception{}
class ArrException extends Exception{}
===================================
c:\myclass>javac MultiCatch.java
MultiCatch.java:13:unreachable statement
ArrException x = new ArrException();
^
1 error

• 关于异常。。。。谢谢指教

话题树型展开

人气	标题	作者	字数	发贴时间
4486	何为unreachable statement ?	chuxueaihaozhe	835	2005-07-15 21:53
3276	Re:何为unreachable statement ?	why	101	2005-07-15 23:05
3613	Re:何为unreachable statement ?	Jayzz	186	2005-07-17 18:48

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