Check if whole string is uppercase

#include <iostream>
#include <string>
#include <algorithm>

int main() {
    std::string s = "HELLo";
    if (std::all_of(s.begin(), s.end(), [](unsigned char c){ return std::isupper(c); })) {
        std::cout << "Is uppercase." << '\n';
    } else {
        std::cout << "Is not uppercase." << '\n';
    }
}

Source: stackoverflow.com

Similar codes

1 vote146 views1 answer
C++ insert variable into string
C++
0 vote145 views1 answer
Cpp cout more than 1 value
C++
0 vote138 views1 answer
Converting a for loop to a while loop C++
C++
0 vote145 views1 answer
Factorial using recursion cpp
C++
0 vote184 views1 answer
Reverse Square Root
C++
5 votes153 views1 answer
C++ chrono
C++
5 votes158 views1 answer
How to disable buttons in unity
C++
1 vote153 views3 answers
Return use in c++
C++
2 votes194 views2 answers
Include cpp
C++
2 votes145 views2 answers
Strlen in c++
C++