Re: Is there a way to let lua 5.1.4 support data type(UInt32/Int64/UInt64)

["Cheng, Long" <long.x.cheng@...>]

http://luaforge.net/projects/lnum/

ÌÕÌÕ Ð´µÀ:
> Hi all,
> I have met a trouble about big integer(UInt32/Int64/UInt64), the 
> detail as follow:
> I use tolua++ encapsulation c++ class to lua script, but it lost the 
> data(just 0 or -1), because lua use double store all numeric data in 
> default.
> Is there a way to let lua 5.1.4 support data 
> type(UInt32/Int64/UInt64), could some guys can give me some example code?
> thanks in advanced.
> the follow is found in msdn:
> The double type contains 64 bits: 1 for sign, 11 for the exponent, and 
> 52 for the mantissa. Its range is +/¨C1.7E308 with at least 15 digits 
> of precision.
> long long(Int64): 1 for sign, 63 for numeric value
> unsigned long long(UInt64): 64 for numeric value
> ------------------
> Andy Tao[ÌÕ×æºé]
> ×æºé²âÊÔ×Ô¶¯»¯ http://www.zuhong.cn <http://www.zuhong.cn/>
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