Pointers

48 posts

Difference between Dangling pointer and Void pointer

Last Updated: 13 July 2021

Dangling pointer: A pointer pointing to a memory location that has been deleted (or freed) is called a dangling pointer. There are three dif ...read more

pointer

C Language

Pointers

Difference Between

Creating array of pointers in C++

Last Updated: 23 June 2022

An array of pointers is an array of pointer variables. It is also known as pointer arrays. We will discuss how to create a 1D and 2D array o...read more

Returning a function pointer from a function in C/C++

Last Updated: 11 March 2023

In C/ C++, like normal data pointers(int *, char *, etc), there can be pointers to functions. Every function created in a program gets an ad ...read more

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Difference between constant pointer, pointers to constant, and constant pointers to constants

Last Updated: 17 October 2022

In this article, we will discuss the differences between constant pointer, pointers to constant constant pointers to constants. Pointers ar...read more

Architecture of 8085 microprocessor

Last Updated: 23 January 2024

Introduction :The 8085 microprocessor is an 8-bit microprocessor that was developed by Intel in the mid-1970s. It was widely used in the ear...read more

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Base Class Pointer Pointing to Derived Class Object in C++

Last Updated: 20 March 2023

Prerequisite: Pointers in C++A pointer is a data type that stores the address of other data types. Pointers can be used for base objects as ...read more

How to dynamically allocate a 3D array in C++

Last Updated: 24 March 2021

Prerequisite: Array BasicsIn C/C++, multidimensional arrays in simple words as an array of arrays. Data in multidimensional arrays are store ...read more

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How to declare a 2D array dynamically in C++ using new operator

Last Updated: 14 September 2022

Prerequisite: Array BasicsIn C/C++, multidimensional arrays in simple words as an array of arrays. Data in multidimensional arrays are store ...read more

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Pointer Arithmetics in C with Examples

Last Updated: 22 August 2023

Pointer Arithmetic is the set of valid arithmetic operations that can be performed on pointers. The pointer variables store the memory addre...read more

Difference between Iterators and Pointers in C++ with Examples

Last Updated: 09 January 2024

In C++ programming, we have both pointers and iterators that are used in managing and manipulating data structures. There are many similarit ...read more

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 c ...read more

Difference between pointer to an array and array of pointers

Last Updated: 21 February 2023

Pointer to an array: Pointer to an array is also known as array pointer. We are using the pointer to access the components of the array. in ...read more

Features and Use of Pointers in C/C++

Last Updated: 23 June 2023

Pointers store the address of variables or a memory location.Syntax:datatype *var_name; Example: pointer "ptr" holds the address of an integ...read more

Last Updated: 12 March 2024

Pointers are one of the core components of the C programming language. A pointer can be used to store the memory address of other variables,...read more

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Pointers

C | Pointer Basics | Question 1

Last Updated: 04 February 2013

What is the output of following program?[sourcecode language="C"]# include stdio.hvoid fun(int x){ x = 30;}int main(){ int y = 20; fun( ...read more

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