vector last c++
// vector::back
#include <iostream>
#include <vector>
int main ()
{
std::vector<int> myvector;
myvector.push_back(10);
while (myvector.back() != 0)
{
myvector.push_back ( myvector.back() -1 );
}
std::cout << "myvector contains:";
for (unsigned i=0; i<myvector.size() ; i++)
std::cout << ' ' << myvector[i];
std::cout << '\n';
return 0;
}back() in c++
// my linkedin : https://www.linkedin.com/in/vaalarivan-prasanna-3a07bb203/
vector<int> vec = {1, 2, 5, 6};
int ele = vec.back(); //ele = 6
//back() method does delete the last element from the vector, it just returns\n
//the last element.c++ vector.back
#include <iostream>
#include <vector>
int main()
{
std::vector<int> myvector;
//add 2 to the back
myvector.push_back(2);
std::cout << myvector.back() << std::endl; //this will print 2
myvector.push_back(46);
std::cout << myvector.back() << std::endl; //prints 46
return 0;
}
/*Output
2
46
*/c++ back()
// string::back
#include <iostream>
#include <string>
int main ()
{
std::string str ("hello world.");
str.back() = '!';
std::cout << str << '\n';
return 0;
}Copyright © 2021 Codeinu
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