void pop_back(); |
Removes the last element of the container.
Calling pop_back
on an empty container is undefined.
No iterators or references except for back()
and end()
are invalidated.
(none).
(none).
Constant.
(none).
#include <vector> #include <iostream> template<typename T> void print(T const & xs) { std::cout << "[ "; for(auto const & x : xs) { std::cout << x << ' '; } std::cout << "]\n"; } int main() { std::vector<int> numbers; print(numbers); numbers.push_back(5); numbers.push_back(3); numbers.push_back(4); print(numbers); numbers.pop_back(); print(numbers); }
Output:
[ ] [ 5 3 4 ] [ 5 3 ]
adds an element to the end (public member function) |
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