Queue Pointers and values not declared
c++,compiler-errors,queue,undeclared-identifier
Why do you need constant method delcarations? I would get rid of const() completely on all of your methods. A couple of other things that are likely problematic: get_totalWait() has a void return type, you probably want either int or double for that. It's hard to know what else might...
How to use and make a GLOBAL variable to use in different functions?
c++,variables,compiler-errors,global,undeclared-identifier
Here's an idea for you (because, as you said, you shouldn't use globals unless absolutely necessary, and in your case, it's not necessary): 1.Create a class ingredient: class ingredient { public: string name; string unit; double quantity; ingredient(string n, string u, double q) : name(n), unit(u), quantity(q) { } }...
What is wrong that shows “Use of undeclared type” after adding an function?
ios,objective-c,swift,undeclared-identifier
The problem is that you define a method with the same name SACalendar as an existing class. This instance method "hides" the class definition within class Calendar. Renaming func SACalendar(...) should solve the problem....
c++ Why is variable “file” undeclared when I have declared it? [closed]
c++,variables,ofstream,undeclared-identifier
You are trying to access the file variable outside the conditional branches where its life is over. When you declare them within the { ... } conditional blocks, it will go out of scope at the closing bracket. The proper solution would be either to declare it in the beginning...