C-Pointers

65 posts

Last Updated: 11 June 2025

Pointer Arithmetic is a technique in C that allows manipulation of memory addresses. We can also manipulate arrays using pointer arithmetic as the arrays are nothing but c...read more

C Language

C-Pointers

C-String

Relationship Between Pointer and Array in C

Last Updated: 23 July 2025

In C programming language, pointers and arrays are closely related. An array name acts like a pointer constant. The value of this pointer constant is the address of the fi...read more

C Language

c-array

C-Pointers

Size of Pointers in C

Last Updated: 23 July 2025

As pointers in C store the memory addresses, their size is independent of the type of data they are pointing to. This size of pointers in C only depends on the system arch...read more

C Language

C-Pointers

Is an Array Name a Pointer?

Last Updated: 18 June 2024

In C, arrays and pointers are closely related and are often considered same by many people but this a common misconception. Array names are not a pointer. It is actually a...read more

Why is Conversion From String Constant to 'char*' Valid in C but Invalid in C++?

Last Updated: 23 July 2025

In both C and C++, strings are sequences of characters enclosed in double-quotes. In this article, we will learn why is the conversion from string constant to 'char*' vali...read more

Array of Pointers to Strings in C

Last Updated: 14 November 2025

In C, arrays are data structures that store data in contiguous memory locations. Pointers are variables that store the address of data variables. We can use an array of po...read more

C Program to Compare Two Strings Using Pointers

Last Updated: 28 November 2024

In C, two strings are generally compared character by character in lexicographical order (alphabetical order). In this article, we will learn how to compare two strings us...read more

C Program to Concatenate Two Strings Using a Pointer

Last Updated: 28 November 2024

Concatenating two strings means appending one string at the end of another string. While the standard library provides strcat() for concatenation, this article will demons...read more

How to Create a Typedef for a Function Pointer in C?

Last Updated: 23 July 2025

In C, a function pointer is a variable that stores the address of a function that can later be called through that function pointer. The typedef is a keyword used to creat...read more

How to Initialize Array of Pointers in C?

Last Updated: 23 July 2025

Arrays are collections of similar data elements that are stored in contiguous memory locations. On the other hand, pointers are variables that store the memory address of ...read more

C-Dynamic Memory Allocation

How to Declare a Pointer to a Union in C?

Last Updated: 23 July 2025

Union is a user-defined data type in C language that can contain elements of the different data types and pointers are used to store memory addresses. In this article, we ...read more

How to Create a Circular Linked List in C?

Last Updated: 23 July 2025

The circular linked list is a version of a linked list where the last node does not point to the NULL, but instead, it points back to the first node making a circular loop...read more

How to Modify Struct Members Using a Pointer in C?

Last Updated: 23 July 2025

In C++, we use structure to group multiple different types of variables inside a single type. These different variables are called the members of structures. In this artic...read more

How to Declare a Pointer to a Struct in C?

Last Updated: 23 July 2025

Structure (or structs) in the C programming language provides a way to combine variables of several data types under one name and pointers provide a means of storing memor...read more

Derived Data Types in C

Last Updated: 23 July 2025

Data types in the C language can be categorized into three types, namely primitive, user-defined, and derived data types. In this article, we shall learn about derived dat...read more

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