15-3.cpp

vc++的实验和实训例子非常适合初学者学习和阅读

#include<iostream.h>
int a[5]={1,2,3,4,5};
int f(int);
void main()
{
  try
  {
    cout<<"a[5]="<<f(5)<<endl;
  }
  catch(char *)
  {
    cout<<"数组取下标错误"<<endl;
  }
}
int f(int x)
{
  if(x>=5)
	  throw "error";
  return a[x];
}