Question

How to uppercase (capitalize) the first letter (character) of a string in C++

Answer 1

#include <iostream>

using namespace std;

int main()
{
	char s[] = "c++ programming language";

	s[0] = toupper(s[0]);

	cout << s << endl;

	return 0;
}


/*
run:

C++ programming language

*/

 

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Answer 2

#include <iostream>
#include <string>

using namespace std;

int main()
{
	string s = "c++ programming language";

	s[0] = toupper(s[0]);

	cout << s << endl;

	return 0;
}


/*
run:

C++ programming language

*/

 

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