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C++ String front()

This function is used to reference a first character of the string.

Syntax

Consider a string str. Syntax would be:

Parameter

This function does not contain any parameter.

Return value

It is used to return a reference of the first character.

Example 1

Let's see the simple example.

#include<iostream>
#include<string>
using namespace std;
int main()
{
	string str ="12345";
	cout<<str.front();
	return 0;
}

Output:

Example 2

Let's see an another simple example.

#include<iostream>
#include<string>
using namespace std;
int main()
{
	string str ="javaTpoint";
	cout<<str.front();
	return 0;
}

Output:

Example 3

Let's see a simple example to modify first character using front() function.

#include<iostream>
#include<string>
using namespace std;
int main()
{
	string str ="hello World";
	str.front()='H';	
	cout<<str;
	return 0;
}

Output:

Hello World

Next TopicC++ Strings

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