C++ is descended from Simula 67, credited as the first object-oriented language, and C, which is basically what this book covered before classes. Just for the fun of it, let’s look them over – and also Smalltalk, also credited as the first object-oriented language. Maybe you’ll write another first object-oriented language someday.
Simula 67
Designed for simulations, Simula 67 contained classes, inheritance, and virtual functions. It didn’t get much use. The best guess is that it didn’t get much use because it didn’t get much use: that is, it was not widely propagated, so there was no snowball effect, no virtuous ...