vector::push_back
Visual Studio 2010
Adds an element to the end of the vector.
void push_back( const Type&_Val ); void push_back( Type&&_Val );
// vector_push_back.cpp
// compile with: /EHsc
#include <vector>
#include <iostream>
int main( )
{
using namespace std;
vector <int> v1;
v1.push_back( 1 );
if ( v1.size( ) != 0 )
cout << "Last element: " << v1.back( ) << endl;
v1.push_back( 2 );
if ( v1.size( ) != 0 )
cout << "New last element: " << v1.back( ) << endl;
// move initialize a vector of vectors by moving v1
vector < vector <int> > vv1;
vv1.push_back( move( v1 ) );
if ( vv1.size( ) != 0 && vv1[0].size( ) != 0 )
cout << "Newer last element: " << vv1[0].back( ) << endl;
}
Last element: 1 New last element: 2 Newer last element: 2
