CPlusPlusThings/practical_exercises/key_exercises/func_temp.cpp

20 lines
495 B
C++

/* 函数模板.cpp */
#include <cstring>
#include <iostream>
using namespace std;
template <class T> T compareMax(T t1, T t2) { return t1 > t2 ? t1 : t2; }
template <>
const char *compareMax<const char *>(const char *s1, const char *s2) {
cout << "[for debug]"
<< " call compareMax template" << endl;
return strcmp(s1, s2) >= 0 ? s1 : s2;
}
int main(int argc, char const *argv[]) {
cout << compareMax(1, 2) << endl;
cout << compareMax("asda", "qweq") << endl;
return 0;
}