Answers for "count capital letters in string in c++"

convert all characters in string to uppercase c++

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

Posted by: Guest on September-14-2020

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);

Posted by: Guest on December-30-2020

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