Re: tostring vs. nan, inf
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- Subject: Re: tostring vs. nan, inf
- From: Patrick Rapin <toupie300@...>
- Date: 2012年4月10日 15:39:55 +0200
> function isnan(x) return x~=x end
> function isinf(x) return (x+1)==x end
Well, there seems to be a problem with the second one :
> return 1e16
1e+016
> return isinf(1e16)
true
- References:
- tostring vs. nan, inf, Alexander Gladysh
- Re: tostring vs. nan, inf, Luiz Henrique de Figueiredo
- Re: tostring vs. nan, inf, Alexander Gladysh
- Re: tostring vs. nan, inf, Martin Guy
- Re: tostring vs. nan, inf, Luiz Henrique de Figueiredo