C++ Vector front() function

by Online Tutorials Library July 22, 2022

C++ Vector front()

It gives a reference to the first element of vector.

cpp Vector front() function

Syntax

Consider a vector.Syntax would be:

Parameter

This function does not contain any parameter.

Return value

This function returns the first element of the vector.

Example 1

Let’s see a simple example.

  #include<iostream>  #include<vector>  using namespace std;  int main()  {  vector<string>  language{“java”,”C”,”C++”};  cout<<language.front();  return 0;   }  

Output:

java

In this example, front() function displays the first element of language object.

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C++ Vector front() function

C++ Vector front()

Syntax

Parameter

Return value

Example 1

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