deque-clear

// 2018/04/23 14:36:07 // deque-clear #include <iostream> #include <deque> #include <algorithm> using namespace std; template<class T> class Print { public: void operator()(T& t){ cout << t << " "; } }; //============================== int main(){ deque<int> d(10); Print<int> print; fill(d.begin(), d.end(), 5); cout << "Deque d:"; for_each(d.begin(),d.end(), print); cout << endl; cout << "Size of d = " << d.size() << endl; cout << "d.clear()" << endl; d.clear(); cout << "Deque d:"; for_each(d.begin(), d.end(), print); cout << endl; cout << "Size of d = " << d.size() << endl; cout << "Deque d is"; d.empty() ? cout << "" : cout << "not"; cout << "empty" << endl; return 0; } /* OUTPUT: Deque d:5 5 5 5 5 5 5 5 5 5 Size of d = 10 d.clear() Deque d: Size of d = 0 Deque d isempty */