pointers Archives - Page 2 of 6

Both static_cast and reinterpret_cast seem to work fine for casting void* to another pointer type. Is there a good reason to favor one ...

Ok, so the last time I wrote C++ for a living, std::auto_ptr was all the std lib had available, and boost::shared_ptr was all ...

Which format specifier should I be using to print the address of a variable? I am confused between the below lot. %u – ...

If C does not support passing a variable by reference, why does this work? #include <stdio.h> void f(int *j) { (*j)++; } int ...

Is an array’s name a pointer in C? If not, what is the difference between an array’s name and a pointer variable? 9 ...

For example: sizeof(char*) returns 4. As does int*, long long*, everything that I’ve tried. Are there any exceptions to this? 17 Answers 17

The C standard guarantees that size_t is a type that can hold any array index. This means that, logically, size_t should be able ...

What are the benefits of passing by pointer over passing by reference in C++? Lately, I have seen a number of examples that ...

I am new to C++ programming, but I have experience in Java. I need guidance on how to pass objects to functions in ...

I am trying to understand pointers in C but I am currently confused with the following: char *p = "hello" This is a ...