String to upper c++

Convert all characters in string to uppercase c++

transform(str.begin(), str.end(), str.begin(), ::toupper);

String to upper c++

std::string data = "This is a sample string.";
// convert string to upper case
std::for_each(data.begin(), data.end(), [](char & c){
c = ::toupper(c);
});

Convert whole string to uppercase c++

#include<bits/stdc++.h> 
using namespace std; 
  
int main() 
{ 
    string s = "Viet Nam"; 
    transform(s.begin(), s.end(), s.begin(), ::toupper);  //uppercase
    cout << s << endl; 
    return 0; 
}

Convert letters to uppercase in c++

#include <iostream>
#include <string>
using namespace std;

int main()
{
    char letter;

    cout << "You will be asked to enter a character.";
    cout << "\nIf it is a lowercase character, it will be converted to uppercase.";
    cout << "\n\nEnter a character. Press . to stop: ";

    cin >> letter;

    if(islower(letter))
    {
        letter = isupper(letter);
        cout << letter;
    }

    while(letter != '.')
    {
        cout << "\n\nEnter a character. Press . to stop: ";
        cin >> letter;

        if(islower(letter))
        {
            letter = toupper(letter);
            cout << letter;
        }
    }

    return 0;
}

-1

Source: stackoverflow.com

Similar codes

0 vote288 views1 answer
Omp multiple reductions
C++
0 vote278 views1 answer
Rgb type def
C++
16 votes259 views3 answers
Count a character in a string c++
C++
0 vote209 views1 answer
Replace a substring with another string in c++
C++
1 vote306 views1 answer
Area of a Circle in C++ Programming
C++
19 votes287 views1 answer
How to load from files C++
C++
1 vote268 views1 answer
C++ multithreading
C++
0 vote293 views1 answer
Qregexpvalidator qlineedit email address
C++
1 vote319 views1 answer
Multithreading in c++
C++
0 vote267 views1 answer
Turbo c++ easy programs
C++