Re: newbie question - strings and arrays

[David Given <dg@...>]

On Thursday 13 October 2005 13:04, Jose Marin wrote:
> Thinking on a more esay to use than a fast solution,
> how hard would be to create a "String" class in Lua,
> with the operator [] overloaded?

With Lua 5.1, I believe that the 'string' table is the default metatable for 
strings. So:

function string:__index(s, i)
  if (type(i) == "number") then
    return string.substr(s, i, i)
  end
  return nil
end

...might do what you want. (Untested. Never used Lua 5.1.)

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