Re: string.bytes
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- Subject: Re: string.bytes
- From: Javier Guerra Giraldez <javier@...>
- Date: 2019年4月12日 10:26:32 +0100
On 2019年4月12日 at 10:08, Dirk Laurie <dirk.laurie@gmail.com> wrote:
>
> By analogy to the function utf8.codes, it would be nice to have a
> function string.bytes so that the construction
>
> for p, c in string.bytes(s) do body end
>
> will iterate over all bytes in string s, with p being the position.
> This is surprisingly clumsy in pure Lua, unless I am missing a trick.
I usually do
for i = 1, #s do
local c = s:byte(i)
..... body....
end
not as neat as a real iterator but can't complain on readability
--
Javier