C program to print the length of a given array without using sizeof

KodingWindow

C Programming

kw.c

#include <stdio.h>
int main()
{
    int min, max;
    int arr[5] = {100, 15, 8, 45, 93};
    int length = *(&arr + 1) - arr;
    printf("Length of a given array is %d", length);
    return 0;
}

Output

kodingwindow@kw:~$ gcc kw.c
kodingwindow@kw:~$ ./a.out
Length of a given array is 5
kodingwindow@kw:~$

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