C Program to calculate length of given string in C without using STRLEN function

C Program to calculate length of given string in C without using STRLEN function

main ( )
{
 char s1[6] = “abcde ”;
 int cnt = 0;
 cnt = cnt_str(s1);
       printf( “ total characters are %d \n”, cnt);
}

int cnt_str(char s1[]);
{
 int cn = 0;
           while ( (cn < 6) && s1[cn]! = ‘\0’)  cn++;  return(cn); }