一个无聊的人做一些有意思的事

timer_manager = {} timer_manager.__index = timer_manager local callback = function() print("this is a callback") end local callback1 = function() print("this is a callback1") end local callbac...

vector= {} vector.__index=vector; --构造函数 function vector:new() local o = {} setmetatable(o,vector) o.tempVec = {} return o end --插入元素 function vector:push_back(num) table.insert(self.tempVec,n...