c ++基本ifstream seekg（）没有加载

I have been working on just importing from a file into my objects for 2+ days and read the book, searched the internet and basically tried everything I could think of.. so here is a last ditch (of course I'll never give up haha). >>>I have a class ItemClass for software objects, which I place in a vector eventually to be updated and written back to the file. My perfect outcome would be to read the contents of the file directly into the vector of software objects but right now I just want to get the contents of the file correctly. The file I am reading from is thus:I have been working on just importing from a fi