长度 '的char * numberlist []' C和C++

Question

试图找出如何让焦项目总数* numberlist []在C和C++，下面是代码：

const char* list_of_filename[] = {"One","Two","Three","Four","Five"}; 

Answer 1

查找数组中的元素的数量的标准习惯用法

int num_items = sizeof(list_of_filename)/sizeof(list_of_filename[0]); 

Answer 2

如何：

sizeof(list_of_filename)/sizeof(char*) 

或者更一般地：

sizeof(list_of_filename)/sizeof(list_of_filename[0])