--table 特性-- 使用table生成正序和倒序的链表-- 使用table生成链表list = nillocal file = io.open("table.lua","r") -->打开本本件pre = nil--将本文件按行顺序读入list中for line in file:lines() do current = {next = nil,value = line} pre = pre or current list = list or pre pre.next = current p