local start_time, end_time, elapsed_time, empty

start_time = os.clock()
for i = 1, 1000000 do
    
end
end_time = os.clock() -- 记录结束时间
empty = end_time - start_time -- 计算经过的时间
print("空循环 \t用时\t   " .. empty .. " seconds") -- 输出运行时间


local a1,a2,a3 = 3,4,5
start_time = os.clock()
for i = 1, 1000000 do
    a2 = a1 + a3
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty -- 计算经过的时间
print("标准指令 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


start_time = os.clock()
for i = 1, 1000000 do
    CT()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("空CAPI调用 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local function func()
    
end
start_time = os.clock()
for i = 1, 1000000 do
    func()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("空lua函数调用 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local t = {}
local tmp
local meta = {
    __index = func
}
setmetatable(t, meta)
start_time = os.clock()
for i = 1, 1000000 do
    tmp = t.k
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("空元表index调用 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间

local t
start_time = os.clock()
for i = 1, 1000000 do
    t = {}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建空表 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty -- 计算经过的时间
print("创建哈希容量1并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0, y = 0}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量2并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0, y = 0, z = 0}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量3并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = C_vector(0,0,0)
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("C中创建含有三个int的udata并设置结构为vector \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间





local function createv3()
    local t = {x = 0, y = 0, z = 0}
    return t
end
local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = createv3()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("lua函数中创建哈希容量3并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local t = {x = 0, y = 0, z = 0}
start_time = os.clock()
for i = 1, 1000000 do
    t.x = 1
    t.y = 1
    t.z = 1
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("修改已有容量的表的值 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t = {x = 0, y = 0, z = 0}
local tmp
start_time = os.clock()
for i = 1, 1000000 do
    tmp = t.x
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("读表 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间

start_time = os.clock()
for i = 1, 1000000 do
    CCreateUdata1()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("C函数创建size1 udata \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


start_time = os.clock()
for i = 1, 1000000 do
    CCreateUdata10()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("C函数创建size10 udata \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间

start_time = os.clock()
for i = 1, 1000000 do
    CCreateUdata10000()
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("C函数创建size10000 udata \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间



local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0, y = 0, z = 0, w = 0}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量4并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0, y = 0, z = 0,a = 0, b = 0, c = 0, d = 0, e = 0,}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量8并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {x = 0, y = 0, z = 0,a = 0, b = 0, c = 0, d = 0, e = 0, f = 0, g = 0, h = 0, i = 0, j = 0, k = 0, l = 0, m = 0,}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量16并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间


local t 
start_time = os.clock()
for i = 1, 1000000 do
    t = {a = 0, b = 0, c = 0, d = 0, e = 0, f = 0, g = 0, h = 0, i = 0, j = 0, k = 0, l = 0, m = 0, n = 0, o = 0, p = 0, q = 0, r = 0, s = 0, t = 0, u = 0, v = 0, w = 0, x = 0, y = 0, z = 0, aa = 0, bb = 0, cc = 0, dd = 0}
end
end_time = os.clock() -- 记录结束时间
elapsed_time = end_time - start_time - empty-- 计算经过的时间
print("创建哈希容量32并初始化 \t用时\t   " .. elapsed_time .. " seconds") -- 输出运行时间