void Linklist::rank_in_Chinese()
{
Node *pre, *beh,*pTemp;
pTemp = new Node;
pre = pHead; //外循环指针初定义
beh = pre; //内循环指针初定义
while (pre->pNext != NULL)
{
while (beh->pNext != NULL)
{
if (beh->Chinese <= beh->pNext->Chinese)
{
switch_info(pTemp, beh);
switch_info(beh, beh->pNext);
switch_info(beh->pNext, pTemp);
}
beh = beh->pNext;
}
pre = pre->pNext;
beh = pre;
}
cout << "排序成功!" << endl;
system("pause");
}
在进行调试后发现链表末端储存的值总是被替换成NULL指针里面的值,这是为什么阿