{

while(current) {

if(file&&!file.eof())

file.write((char*)current,sizeof(*current)); current=current->next; }

cout<<"保存完成!"; file.close(); } }

3.3.6加载学生成绩记录load_record()

具体实现如下：

void stuscore::load_record() {

ifstream file; char fname[20]; student *n; n=new student();

cout<<"请输入要打开的文件名(fname.txt):"; cin>>fname;

file.open(fname,ios::in); if(!file) {

cout<<"文件打开失败!"; cin.get(); } else {