1*21d3294cSantirez-- read environment variables as if they were global variables 2*21d3294cSantirez 3*21d3294cSantirezlocal f=function (t,i) return os.getenv(i) end 4*21d3294cSantirezsetmetatable(getfenv(),{__index=f}) 5*21d3294cSantirez 6*21d3294cSantirez-- an example 7*21d3294cSantirezprint(a,USER,PATH) 8