ultimatepp/tutorial/CoreTutorial/Vector2.cpp
cxl 6c22e727de New Core Tutorial
git-svn-id: svn://ultimatepp.org/upp/trunk@10538 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2016-12-12 10:08:40 +00:00

46 lines
No EOL
802 B
C++

#include "Tutorial.h"
void Vector2()
{
/// .`Vector` operations
/// You can `Insert` or `Remove` elements at random positions of Vector (O(n) complexity):
Vector<int> v;
v.Add(1);
v.Add(2);
v.Insert(1, 10);
DUMP(v);
///
v.Insert(0, { 7, 6, 5 });
DUMP(v);
///
v.Remove(0);
DUMP(v);
/// At method returns element at specified position ensuring that such a position exists.
/// If there is not enough elements in `Vector`, required number of elements is added. If
/// second parameter of `At` is present, newly added elements are initialized to this value.
v.Clear();
for(int i = 0; i < 10000; i++)
v.At(Random(10), 0)++;
DUMP(v);
/// You can apply algorithms on containers, e.g. Sort
Sort(v);
DUMP(v);
///
}