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C-Advanced Pointer

4 posts

What is a Pointer to a Null pointer

Last Updated: 16 June 2022

NULL pointer in C At the very high level, we can think of NULL as a null pointer which is used in C for various purposes. Some of the most common use cases for NULL areTo ...read more

C-Advanced Pointer

Advanced Pointer

C-Pointer Basics

cpp-double-pointer

Pointer Arithmetics in C with Examples

Last Updated: 24 January 2025

Pointer Arithmetic is the set of valid arithmetic operations that can be performed on pointers. The pointer variables store the memory address of another variable. It does...read more

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C-Advanced Pointer

C-Pointer Basics

How many levels of pointers can we have in C/C++

Last Updated: 18 January 2022

Prerequisite: Pointer in C and C++, Double Pointer (Pointer to Pointer) in CA pointer is used to point to a memory location of a variable. A pointer stores the address of ...read more

C-Advanced Pointer

C-Pointer Basics

cpp-double-pointer

Why do we need reference variables if we have pointers

Last Updated: 01 December 2021

Pointers: A pointer is a variable that holds memory address of another variable. A pointer needs to be de referenced with * operator to access the memory location it point...read more

C-Advanced Pointer

Advanced Pointer

C-Pointer Basics