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Pointers in C Programming : Learn Pointer Tutorials

1.1 Introduction

1.2 Memory Organization

• Memory Organisation

1.3 Pointer Basics

• Pointer Basics


• Address Operator


• Memory Requirement


• What is Pointer ?

1.4 Pointer Operator

• Pointer Operator


• Declaration


• Initialization


• De-Referencing Pointer

1.5 Pointer Expression

1.6 Void Pointer

• Void Pointer Introduction


• De-Referencing Void Pointer

1.7 Pointer Arithmatics

• Increment


• Decrement


• Addition


• Subtraction


• Differencing


• Comparing


• Illegal Arithmetic Operations

1.9 Precedence of '*' and '&'Operators

• Precedence : '*' and '&'


• Meaning of (++*ptr)


• Meaning of (*++ptr)

1.10 Pointer to Pointer

• Double Pointer

1.11 Pointer to Constant Object

• Pointer to Constant

1.12 Constant Pointers

• Pointer to Constant


• difference : constant to pointer vs pointer to constant?

1.13 Array and Pointers

• Pointer to Array

1.14 Array of Pointers

• Pointer to an Array of Function


• Pointer to an Array of String

1.15 Functions and Pointers

• Pointer to Function


• Addition of two numbers using Pointer

1.16 Structure and Union

• Pointer to an Structure


• Pointer to an Union


• Pointer to an Array of Structure


• Pointer to an Array of Union

1.17 Command Line Argument

1.18 Application

1.19 Common Mistakes / Errors in Using Pointer

1.20 Dangling Pointer

Pointer Interview Questions :

1. How to Read Complex Pointer Expression in C ?


2. What is the size of Pointer variable in C ?


3. What is the Size of void pointer in C ?


4. What is the size of const pointer in C ?


5. Which pointer require more memory space int or character pointer ?

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