C Language

May 23, 2023

How to use size of operator in C Language

program to us size of operator in C Language

#include <stdio.h>
int main()
    int var;
    printf("size of int=%u\n", sizeof(int));
    printf("size of float=u\n", sizeof(float));
    printf("size of var=%u\n", sizeof(var));
    printf("size of an integer constant =%u\n", sizeof(45));
    return 0;


size of int =4
size of float=u
size of var = 4
size of an integer constant =4

by : Nadeem Khan

Quick Summary:

Everyone’s size remains fixed in size of operator