12-1.cpp

来自「为初学者提供的最佳的C++程序设计源程序库」· C++ 代码 · 共 21 行

#include<iostream.h>
template<class T>
T min(T arg1,T arg2,T arg3)
{
  T v;
  if((arg1<arg2)&&(arg2<arg3))
     v=arg1;
  else if((arg2<arg1)&&(arg2<arg3))
     v=arg2;
  else
     v=arg3;
  return v;
}
int main()
{
   cout<<"min(100,200,300)="<<min(100,200,300)<<endl;
   cout<<"min(2.345,1.234,3.456)="<<min(2.345,1.234,3.456)<<endl;
   cout<<"min('c','a','b')="<<min('c','a','b')<<endl;
   return 0;
}