Re: [boost] lexical_cast error with double?

From: Alexander Nasonov (alnsn_at_[hidden])
Date: 2007-06-01 15:48:15

Jonathan Franklin wrote:
> FWIW, sending the double value to std::cout works as expected:
>   double d = 72.35;
>   std::string s = boost::lexical_cast<std::string>(d);
>   printf("%s\n", s.c_str()); // prints 72.34999999999999
>   std::cout << d << std::endl; // prints 72.35

because default precision is 6. Try to set it to
numeric_limits<double>::digits10 + 1.

-- 
Alexander Nasonov
http://nasonov.blogspot.com
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