c++ 标准库分割字符串

void Split(std::string str, char delim, std::vector& vec) {
  std::istringstream is(str);
  std::string tmp;
  while (std::getline(is, tmp, delim)) {
    vec.push_back(tmp);
  }
}

void TestStringSplit() {
  std::vector vec;
  Split("this is a test", ' ', vec);
  std::for_each(vec.begin(), vec.end(),
                [](std::string item) { std::cout << item << std::endl; });
}

int main(int argc, char* argv[]) {
  TestStringSplit();
  return 0;
}