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C++ Keywords (C++98) Building upon the 32 keywords provided by C, the C++98 standard introduced a total of 63 keywords. These new keywords facilitate object-oriented programming, exception handling, template metaprogramming, and more. While C++ is largely backward compatible with C, it introduces several crucial concepts that resolve many of ...

Key Considerations for const Usage: Variables declared with const cannot be modified const variables must be initialized during declaration When initializing one object with another, their const status doesn't affect compatibility int value = 42; const int const_value = value; int new_value = const_value; References to Constants: Constants ...

References in C++ References provide an alias for existing variables. Syntax: DataType &alias = originalName; References must be initialized and cannot be reassigned. #include <iostream> using namespace std; int main() { int x = 15; int &y = x; cout << x << endl; // 15 cout << y << end ...