Re: [q] web-safe loadstring

[Roberto Ierusalimschy <roberto@...>]

> I would like to set up the environment such that the users cannot
> 'execute' something that would be able to read/write to the host's
> operating system.
> 
> I am thinking that I somehow have to override all the io and print
> functions.

Just a small suggestion: start with an empty environment and then add
what is safe, instead of start with a full environment and remove what
is unsafe.

-- Roberto