/C++/Convert letters to uppercase in c++

Convert letters to uppercase in c++

C++ char to uppercase

char choice; 
// it will instantly transform it to upper case without the need
// to convert it to int first
choice = (char)toupper(choice);

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

4 votes94 views3 answers
Count set bits in an integer c++
C++
0 vote102 views1 answer
C++ unittest in ros
C++
0 vote106 views1 answer
Switch in c++
C++
0 vote96 views1 answer
Inverse Square
C++
1 vote115 views1 answer
Rank() in c++
C++
0 vote104 views1 answer
Initialize a vector with another vector c++ complexity
C++
3 votes117 views3 answers
Quick sort c++
C++
0 vote97 views1 answer
Std::random_device
C++
4 votes105 views2 answers
Round double to n decimal places c++
C++
0 vote164 views1 answer
Primtiive calculator in c++
C++