Introduction to C++
C++ vs C
Key differences between C and C++
Interview: Common comparison question
C++ vs C: Key Architectural Differences
While C++ was birthed as "C with Classes" and remains nearly backward-compatible with pure C, decades of standardization have transformed it into a distinctly superior paradigm. Modern C++ development fundamentally differs from C.
| Feature | C++ | C |
|---|---|---|
| Paradigm | Multi-paradigm (Procedural, OOP, Generic) | Strictly Procedural |
| Memory Management | new / delete, Smart Pointers, RAII |
malloc() / free() |
| Type Safety | Stronger typing system, safer generic casts (static_cast) |
Weaker typing, prone to raw pointer miscasting |
| Function Features | Supports Overloading & Virtual overriding natively | No Overloading; requires uniquely named functions |
| References | Supports pure Reference Types (&) eliminating nulls |
Relies solely on volatile Raw Pointers (*) |
| Error Handling | Structured try / catch Exceptions |
Manual error code returns and assertions |
Standard Library Evolution
The C++ Standard Template Library (STL) introduces algorithmic scale not found in C. While a C developer must manually implement Hash Maps and Vector dynamic resizing, a C++ developer simply scales existing, battle-tested STL templates.