class arry
{
int m_size;
ho * m_data;
ho* hl;
int m_cout;
static void change(ho *m_dat);
void arry<ho, u>::change(ho *m_dat)
{
m_data2 = NULL;
m_data2 = m_dat;
}
change(m_data);
应该怎么改啊
LNK2001 无法解析的外部符号 "public: static struct hi * arry::m_data2"