https://msdn.microsoft.com/zh-cn/library/dn439779.aspx #include <iostream> using namespace std; void print() { cout << endl; } template <typename T> void print(const T& t) { cout << t << endl; } template <typename First, typename... Rest> void print(const First& first, const Rest&... rest) { cout << first << ", "; print(rest...); // recursive call using pack expansion syntax } int main() { print(); // calls first overload, outputting only a newline print(1); // calls second overload // these call the third overload, the variadic template, // which uses recursion as needed. print(10, 20); print(100, 200, 300); print("first", 2, "third", 3.14159); }
typename...
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