C++ Vector back() function

by Online Tutorials Library July 22, 2022

C++ Vector back()

It gives a reference to the last element.

cpp vector back() function

Syntax

Consider a vector v.Syntax would be:

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’.

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C++ Vector back() function

C++ Vector back()

Syntax

Parameter

Return value

Example

What is valency

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