Function toupper

highs/util/stringutil.cpp:76–79

}

void toupper(std::string& str) {
  std::transform(str.begin(), str.end(), str.begin(),
                 [](unsigned char c) { return std::toupper(c); });
}

std::string& ltrim(std::string& str, const std::string& chars) {
  str.erase(0, str.find_first_not_of(chars));