Object = {}
function Object:new()
local obj = {}
self.__index = self
setmetatable(obj, self)
return obj
end
function Object:subClass(className)
_G[className] = {}
local obj = _G[className]
obj.base = self
self.__index = self
setmetatable(obj, self)
end
Object:subClass("GameObject")
GameObject.posX = 0
GameObject.posY = 0
function GameObject:Move()
self.posX = self.posX + 1
self.posY = self.posY + 1
end
local obj = GameObject:new()
print(obj.posX)
obj:Move()
print(obj.posX)
local obj2 = GameObject:new()
print(obj2.posX)
obj2:Move()
print(obj2.posX)
GameObject:subClass("Player")
function Player:Move()
self.base.Move(self)
end
print("****")
local p1 = Player:new()
print(p1.posX)
p1:Move()
print(p1.posX)
local p2 = Player:new()
print(p2.posX)
p2:Move()
print(p2.posX)

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