diff --git "a/.\\building.lua" "b/.\\building.lua"
new file mode 100644
index 0000000..8fc91e8
--- /dev/null
+++ "b/.\\building.lua"
@@ -0,0 +1,61 @@
+local building = {}
+
+building.house = {
+    use_money = 1000,
+    use_food = 123,
+    is_init = true,
+}
+
+building.house[1] = {
+    use_money = 1000,
+    use_food = 123,
+    is_init = true,
+}
+
+building.house[2] = {
+    use_money = 123,
+}
+
+building.house[3] = {
+    use_money = 456,
+}
+
+building.farm = {
+    use_money = 100,
+    use_food = 234,
+    is_init = false,
+}
+
+building.farm[1] = {
+    use_money = 100,
+    use_food = 234,
+    is_init = false,
+}
+
+building.farm[2] = {
+    use_money = 200,
+}
+
+building.farm[3] = {
+    use_money = 200,
+}
+
+building.all_type = {}
+local all_type = building.all_type
+all_type[1] = house
+all_type[2] = farm
+
+
+
+for i=1, #(building.all_type) do
+    local item = building.all_type[i]
+    for j=1, #item do
+        item[j].__index = item[j]
+        if j < #item then
+            setmetatable(item[j+1], item[j])
+        end
+    end
+end
+
+
+return building
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/building.csv b/building.csv
new file mode 100644
index 0000000..5270d43
--- /dev/null
+++ b/building.csv
@@ -0,0 +1,10 @@
+name,use_money,use_food,is_init,defense
+string,number,number,bool,number
+名字,使用金币数,使用食物数,是否初始化,防御值
+house,1000,123,TRUE,100
+,123,,,120
+,456,,,130
+farm,100,234,FALSE,200
+,200,,,
+,200,,,
+,,,,
diff --git a/csvtolua.lua b/csvtolua.lua
new file mode 100644
index 0000000..0792b29
--- /dev/null
+++ b/csvtolua.lua
@@ -0,0 +1,261 @@
+----------------------------------------
+---- @file csvtolua.lua
+---- @brief convert csv file to lua file
+---- @author fergus <zfengzhen@gmail.com>
+---- @version 
+---- @date 2014-09-03
+------------------------------------------
+
+-- 去掉字符串左右空白
+local function trim(s)
+    s = string.gsub(s, "^%s+", "")
+    return string.gsub(s, "%s+$", "")
+end
+
+-- 判断是否含有空格
+local function isHaveBlank(s)
+    local ret = string.find(s, "%s")
+    if ret == nil then
+        return false
+    else
+        return true
+    end
+end
+
+-- 解析一行
+local function split(str, reps)
+    local resultStrsList = {}
+    string.gsub(str, "([^" .. reps .."]*)" .. reps,
+        function(w)
+            local s = trim(w)
+            table.insert(resultStrsList, s)
+        end
+    )
+    return resultStrsList
+end
+
+-- 解析csv一行数据
+local function splitCsvOneRow(str)
+    local t = split(str, ",")
+    local isNoData = true
+    for i, v in ipairs(t) do
+        if (v ~= "") then
+            isNoData = false
+            break
+        end
+    end
+
+    if (isNoData == true) then
+        return nil
+    else
+        return t
+    end
+end
+
+-- 解析文件放入table中
+local function parseCsvToTable(file)
+    local rfile = io.open(file .. ".csv", "r")
+    assert(rfile)
+    local csv = {}
+    for str in rfile:lines() do
+        local t = splitCsvOneRow(str, ",")
+        if (t ~= nil) then
+            table.insert(csv, t)
+        end
+    end
+    if (next(csv) == nil) then
+        csv = nil
+    end
+    return csv
+end
+
+-- 检查csv结构
+local function checkCsv(csv)
+    if (#csv < 4) then
+        return false, "Csv文件行小于4行"
+    elseif (#csv[1] < 1) then
+        return false, "Csv文件列小于1列"
+    elseif (string.lower(csv[1][1]) ~= "name") then
+        return false, "Csv第一个字段必须为Name"
+    end
+
+    -- 检查字段
+    for i, v in ipairs(csv[1]) do
+        if (isHaveBlank(v) == true) then
+            local errorStr = "row[" .. 1 .. "] colum[" .. i .. "] Key have blanks"
+            return false, errorStr
+        end
+    end
+
+    -- 检查类型
+    if (string.lower(csv[2][1]) ~= "string") then
+        return false, "Name typeKey must be [string]"
+    end
+
+    for i, v in ipairs(csv[2]) do
+        local typeKey = string.lower(v)
+        if (typeKey ~= "string" and typeKey ~= "bool" and typeKey ~= "number") then
+            local errorStr = "row[" .. 2 .. "] colum[" .. i .. "] typeKey must be [number] or [bool] or [string]"
+            return false, errorStr
+        end
+    end
+
+    for i, v in ipairs(csv[4]) do
+        if (v == "") then
+            return false, "数据第一行必须都有值 row[4] colum[" .. i .. "] is empty."
+        end
+    end
+
+    -- 检查具体数据
+    for rowIdx, row in ipairs(csv) do
+        if (rowIdx >= 4) then
+            for columIdx, colum in ipairs(csv[rowIdx]) do
+                if (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "number") then
+                    if (tonumber(csv[rowIdx][columIdx]) == nil) then
+                        local errorStr = "row[" .. rowIdx .. "] colum[" .. columIdx .. "] is not a [number]"
+                        return false, errorStr
+                    end
+                elseif (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "string") then
+                    -- string不需要判断
+                elseif (csv[rowIdx][columIdx] ~= "" and csv[2][columIdx] == "bool") then
+                    local boolValue = string.lower(trim(csv[rowIdx][columIdx]))
+                    if (boolValue ~= "true" and boolValue ~= "false") then
+                        local errorStr = "row[" .. rowIdx .. "] colum[" .. columIdx .. "] [" .. boolValue .."] is not a [bool]"
+                        return false, errorStr
+                    end
+                end
+            end
+        end
+    end
+
+    return true
+end
+
+
+-- 解析csv文件
+local function parseCsv(file, outPath)
+    local csv = parseCsvToTable(file)
+    local ret, errorStr = checkCsv(csv)
+    if (ret == false) then
+        print(errorStr)
+        return
+    end
+
+    local wfile = io.open(outPath .. "/" .. file .. ".lua", "w")
+    assert(wfile)
+    wfile:write("local " .. file .. " = {}\n\n")
+    local name = csv[4][1]
+    local isChangeName = false
+    local level = 1
+    for rowIdx, row in ipairs(csv) do
+        if (rowIdx >= 4) then
+            if (csv[rowIdx][1] ~= "") then
+                name = csv[rowIdx][1]
+                isChangeName = true
+                level = 1
+            end
+            
+            if (isChangeName == true) then
+                wfile:write(file .. "." .. name .. " = {\n")
+                for columIdx, colum in ipairs(csv[rowIdx]) do
+                    if (columIdx >= 2) then
+                        local typeKey = string.lower(csv[2][columIdx])
+                        if (csv[rowIdx][columIdx] ~= "") then
+                            if (typeKey == "number") then
+                                wfile:write("    " .. csv[1][columIdx] .. " = " .. csv[rowIdx][columIdx] .. ",\n")
+                            elseif (typeKey == "string") then
+                                wfile:write("    " .. csv[1][columIdx] .. " = \"" .. csv[rowIdx][columIdx] .. "\",\n")
+                            elseif (typeKey == "bool") then
+                                wfile:write("    " .. csv[1][columIdx] .. " = " .. string.lower(csv[rowIdx][columIdx]) .. ",\n")
+                            end
+                        end
+                    end
+                end
+                wfile:write("}\n\n")
+                isChangeName = false
+            end
+
+            wfile:write(file .. "." .. name .. "[" .. level .. "] = {\n")
+            for columIdx, colum in ipairs(csv[rowIdx]) do
+                if (columIdx >= 2) then
+                    local typeKey = string.lower(csv[2][columIdx])
+                    if (csv[rowIdx][columIdx] ~= "") then
+                        if (typeKey == "number") then
+                            wfile:write("    " .. csv[1][columIdx] .. " = " .. csv[rowIdx][columIdx] .. ",\n")
+                        elseif (typeKey == "string") then
+                            wfile:write("    " .. csv[1][columIdx] .. " = \"" .. csv[rowIdx][columIdx] .. "\",\n")
+                        elseif (typeKey == "bool") then
+                            wfile:write("    " .. csv[1][columIdx] .. " = " .. string.lower(csv[rowIdx][columIdx]) .. ",\n")
+                        end
+                    end
+                end
+            end
+            wfile:write("}\n\n")
+            
+            level = level + 1 
+        end -- rowIdx >= 4
+    end
+
+    wfile:write(file .. ".all_type = {}\n")
+    wfile:write("local all_type = " .. file .. ".all_type\n")
+    local idx = 1
+
+    -- 增加全局类型
+    for rowIdx, row in ipairs(csv) do
+        if (rowIdx >= 4) then
+            if (row[1] ~= "") then
+                wfile:write("all_type[" .. idx .. "] = " .. row[1] .. "\n")
+                idx = idx + 1
+            end
+        end
+    end
+    wfile:write("\n")
+
+    -- 增加metatable
+   wfile:write("\n\
+for i=1, #(" .. file .. ".all_type) do\
+    local item = " .. file .. ".all_type[i]\
+    for j=1, #item do\
+        item[j].__index = item[j]\
+        if j < #item then\
+            setmetatable(item[j+1], item[j])\
+        end\
+    end\
+end\
+\
+\
+") 
+
+    wfile:write("return " .. file)
+    wfile:close()
+end
+
+
+-- 判断是否有输入文件
+if (#arg == 0) then
+    error("no input file!!!")
+end
+
+local fileTable = {}
+local outPath = "."
+
+for key, args in ipairs(arg) do
+    local start_, end_, file = string.find(args, "([%w_]+)%.csv$")
+    if (file) then
+        table.insert(fileTable, file)
+    end
+
+    local start_, end_, findOutPath = string.find(args, "%-%-out_path=(.+)")
+    print(args)
+    if (findOutPath) then
+        outPath = findOutPath
+    end
+end
+
+print("outPath[" .. outPath .. "]")
+for i, v in ipairs(fileTable) do
+    print("parse csv[" .. v .. "] start...")
+    parseCsv(v, outPath)
+    print("parse csv[" .. v .. "] end...")
+end
+
diff --git a/test.lua b/test.lua
new file mode 100644
index 0000000..42a124d
--- /dev/null
+++ b/test.lua
@@ -0,0 +1,4 @@
+local building = require("building")
+
+print(building.farm[1].use_money)
+print(building.farm.use_money)