Re: string.byte()
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- Subject: Re: string.byte()
- From: Tomas <tomas@...>
- Date: 2003年2月10日 13:38:58 -0200 (BRST)
> string.byte('') --> bad argument #2 to `byte' (out of range)
^^
> I don't feel that an empty string is an bad argument. I think to return
> nil in this case is more usefull because:
It isn't. The bad argument is nil where you should
use a number to indicate the position at the string. See the
manual:
string.byte (s [, i])
Returns the internal numerical code of the i-th character of s. If i is absent, then it is assumed to be 1. i may be negative.
Tomas