exce2.java

Java异常

//在方法中定义异常
import java.lang.*;
public  class Exce2{
	public static void main(String args[])
	{
		try
		{
			System.out.println(num(0));
			}
		catch(ArithmeticException e1)
		{
			System.out.println(e1.getMessage());
			}
}


public static int num(int i) throws ArithmeticException
{
	if (i==0)
	{
		ArithmeticException e=new ArithmeticException("除数不能为0");
		throw e;
		}
    return(10/i);
}
}