C++ Vector back

It gives a reference to the last element.

Syntax

Consider a vector v.Syntax would be:

v.back();

Parameter

This function does not contain any parameter.

Return value

This function returns the last element of vector

Example

Let's see a simple example.

#include<iostream>
#include<vector>
using namespace std;
int main()
{
vector<string>  fruit{"mango","apple","banana"};
cout<<fruit.back();
return 0; 
}

Output:

banana

In this example, back function displays the last element of the vector named 'fruit'.