templa.cpp

来自「包含C++中map」· C++ 代码 · 共 46 行

#include<iostream>
#include<string>
#include<vector>
#include<algorithm>

using namespace std;

template <typename Type>
inline Type max(Type t1,Type t2)
{
	return t1 > t2 ? t1 : t2;
}

template <typename elemType>
inline elemType max(const vector<elemType> &vec)
{
	return *max_element(vec.begin(),vec.end());
}

template <typename arrayType>
inline arrayType max(const arrayType *parray,int size)
{
	return *max_element(parray,parray+size);
}

int main()
{
	string sarray[]={"we","were","her","pride","of","ten"};
	vector<string> svec(sarray,sarray+6);

	int iarray[]={12,70,2,169,1,5,29};
	vector<int> ivec(iarray,iarray+7);

	float farray[]={2.5,24.8,18.7,4.1,23.9};
	vector<float> fvec(farray,farray+5);

	int imax=max(max(ivec),max(iarray,7));
	float fmax=max(max(fvec),max(farray,5));
	string smax=max(max(svec),max(sarray,6));

	cout << "imax should be 169-- found: " << imax << '\n';
	cout << "fmax should be 24.8-- found: " << fmax << '\n';
	cout << "smax should be were-- found: " << smax << '\n';
}