Re: string.sub for suffix not usable with varying length (including zero)

[Roberto Ierusalimschy <roberto@...>]

> Lua 5.2.1 has another personal choice, probably dictated by some
> application in which making it mean the same as str:sub(1) was the
> least among evils.

For the record: Lua 5.1 has the same choice, as does Lua 5.0. Lua 5.2
simply wrote it to the manual.

-- Roberto