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bullshit-codes

lua

lua_version.lua

lua_version.lua 381 Bytes

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pan.mingzhi authored 2019年05月27日 14:06 +08:00 . add lua code lua判断版本

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

local f = function() return function() end end
local t = {
 nil,
 [false] = 'Lua 5.1',
 [true] = 'Lua 5.2',
 [1/'-0'] = 'Lua 5.3',
 [1] = 'LuaJIT'
}

local version = t[1] or t[1/0] or t[f()==f()]
print(version)

--[[
 网上大神根据lua 各个版本的特性写的
 通过判断 每个版本的table实现和function 实现的不同
 来获得运行的lua 版本
]]