You signed in with another tab or window. Reload to refresh your session.You signed out in another tab or window. Reload to refresh your session.You switched accounts on another tab or window. Reload to refresh your session.Dismiss alert
friend StringSumHelper &operator +(const StringSumHelper &lhs, long long num);
friend StringSumHelper &operator +(const StringSumHelper &lhs, unsigned long long num);
The function implementations seem to be missing from WString.cpp