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C Pointers

Used to store memory addresses, providing a way to manipulate and indirectly access data in memory.

Syntax:
data_type *ptr;
data_type - Declaring the type of data in an array i.e; int, float, char, etc.

Example

#include <stdio.h>

int main() {
    int arr[] = {1, 2, 3, 4, 5};
    int *p = arr;
    
    printf("%d\n", *p);
    printf("%d\n", *(p + 1));

    return 0;
}

Declares from Pointer to Pointer

Using the index we can change or modify the values in an array.

Example

#include <stdio.h>

int main() {
    int arr[] = {1, 2, 3, 4, 5};
    int *p = arr;
    
    printf("%d\n", *p);
    printf("%d\n", *(p + 1));

    return 0;
}

Quick Recap - Topics Covered

C Pointers

Practice With Examples in Compilers

The Concepts and codes you leart practice in Compilers till you are confident of doing on your own. A Various methods of examples, concepts, codes availble in our websites. Don't know where to start Down some code examples are given for this page topic use the code and compiler.

Example JS

Example 1 Example 2 Example 3 Example 4 Example 5

Quiz


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