Re: Format Question
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- Subject: Re: Format Question
- From: Doug Currie <doug.currie@...>
- Date: 2012年8月29日 09:50:05 -0400
On Aug 29, 2012, at 9:15 AM, Roberto Ierusalimschy <roberto@inf.puc-rio.br> wrote:
>> You have to realize that the result of string.format("%X",-1) is not
>> defined : is it 0xFF, 0xFFFF, 0xFFFFFFFF, 0xFFFFFFFFFFFFFFFF, ... ?
>> Lua 5.2 is more strict concerning range of accepted numerical values.
>
> That is right.
Also, Lua 5.2 has bit32.band() [1] so an application-appropriate field may be selected.
e
[1] http://www.lua.org/manual/5.2/manual.html#pdf-bit32.band