Question

How to check if given string contains all uppercase letters in C++

Answer 1

#include <iostream>
#include <algorithm>

using std::cout;
using std::endl;
using std::string;

int main()
{
	string s = "CPHPJAVA";

	bool result = std::all_of(s.begin(), s.end(), isupper);

	if (result)
		cout << "yes" << endl;
	else
		cout << "no" << endl;

	return 0;
}


/*
run:

yes

*/

 

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