偶然翻书看到,一段程式码,
prev=head;
current=head ->rlink;
while(current->rlink != head) &&(strcmp(current->name , delname)!=0){ prev=cur
rent;
current =current ->rlink;
}
prev -> think =current ->rlink;
current ->rlink ->llink =prev
delet(current)
这current ->rlink ->llink =prev是什么意思呢?