C实例 不使用函数计算字符串长度

#include <stdio.h>



int main() {

   char s1[] = "TajMahal";

   int i = 0;



   while(s1[i] != '\0') {

      i++;

   }



   printf("Length of string '%s' is %d", s1, i);



   return 0;

}