p13_1.cpp

相当丰富的C++源码

/****************************************************
* 程序名：p13_1.cpp                                *
* 功能： 带异常处理的求两个数的商                  *
****************************************************/
# include <iostream>
using namespace std;
float quotient(int a,int b) throw(char *)
{ 
   if (b==0)        //捕获异常
	   throw("Divide 0 !");
   else
	   return a/(float)b; 
}
void main() 
{
	int a,b;
	cout<<"Input a, b: ";
	cin>>a>>b;
	try
	{
		cout<<a<<"/"<<b<<"="<<quotient(a,b);
	}
    catch(char *ErrS)
	{
		cerr<<ErrS<<endl;
	}
}