It is a superset of C language. C++ is a programming language based on C language, which integrates object-oriented programming, general programming and traditional procedural programming. It is a superset of C language. The Chinese version of C++Primerplus (5th edition) is divided into chapters 17 and appendices 10, which respectively introduce the running mode, basic data types, compound data types, cyclic and relational expressions, branch statements and logical operators, function overloading and function templates, memory model and namespace, class design and use, polymorphism, virtual function and dynamic memory allocation.