Write a program to find the string length without using strlen 0 function

Ans. /* C Program to find the length of a String without

 *  using any standard library function 

 */

#include 

int main()

{

    /* Here we are taking a char array of size 

     * 100 which means this array can hold a string 

     * of 100 chars. You can change this as per requirement

     */

    char str[100],i;

    printf("Enter a string: \n");

    scanf("%s",str);

    // '\0' represents end of String

    for(i=0; str[i]!='\0'; ++i);

       printf("\nLength of input string: %d",i);

    return 0;

}