RosettaCodeData/Task/Runtime-evaluation-In-an-environment/Lua/runtime-evaluation-in-an-environment-2.lua

env = {}
f = load("return x", nil, nil, env)
env.x = tonumber(io.read()) -- user enters 2
a = f()
env.x = tonumber(io.read()) -- user enters 3
b = f()
print(a + b) --> outputs 5