Method c_str

ext/include/cppformat/format.h:584–584

  operator WStringRef() const { return WStringRef(&buffer_[0], size()); }
  size_t size() const { return buffer_.size() - 1; }
  const wchar_t *c_str() const { return &buffer_[0]; }
  std::wstring str() const { return std::wstring(&buffer_[0], size()); }
};