c++ 容器元素填充(fill)
#include <iostream> // cout #include <algorithm> // fill #include <vector> // vector using namespace std; int main () { vector<int> myvector (8); // myvector: 0 0 0 0 0 0 0 0 fill (myvector.begin(),myvector.begin()+4,5); // myvector: 5 5 5 5 0 0 0 0 fill (myvector.begin()+3,myvector.end()-2,8); // myvector: 5 5 5 8 8 8 0 0 cout << "myvector contains:"; for (vector<int>::iterator it=myvector.begin(); it!=myvector.end(); ++it) cout << ' ' << *it; cout << '\n'; return 0; }