java——throw

2019年2月17日13:51:33 发表评论 438 views
/**
 * Created by xabcd on 2019/2/17.
 */
public class java_throw
{
    public static void main(String args[])
    {
        int a = 4,b = 0;
        try {
            if (b == 0)
                //throw抛出异常的实例对象
            {throw new ArithmeticException("一个算术异常");}
            else
            {System.out.println("a/b="+a/b);}


            }
        catch(ArithmeticException aa){
            System.out.println(aa);
        }
    }
}

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