Re: Binary notation for integers: 0b[10]+

[Roberto Ierusalimschy <roberto@...>]

> sometimes i've done things like this:
> 
> function b(s)
>     local o = 0
>     for d in s:gmatch('[01]') do
>         o = o * 2 + tonumber(d)
>     end
>     return o
> end

function b (s)
  return tonumber(string.gsub(s, "_", ""), 2)
end

-- Roberto