From: "Stephan Kämper" <Stephan.Kaemper@...>
Date: 2004-10-13T01:49:37+09:00
Subject: Re: "nan".to_f ?

Mikael Brockman wrote:
>>     Yes, but his point is that "NaN" _is_ the string representation of
>>valid floating point value, defined and handled by the system, with
>>standardized semantics, etc.   
>>    "NaN".to_f should return NaN.  How else are you going to reliably
>>get NaN if you need it?

When would you *need* NaN in the first place? To show the the result of 
some calculation is NaN? The just return that calculation.

To test whether something is NaN? -> There's Float#nan? to do that.

> 
> 0.0/0.0? :-)

Happy rubying

Stephan