Re: st: Precision

["Michael Blasnik" <michael.blasnik@verizon.net>]

You have forgotten to format the values properly, so you think you lost 
precision when you didn't.  All of the digits in your example are maintained 
when you use doubles or destring.  Try your code, but then :

di %20.10f c
  348080.2688552010

Michael Blasnik
michael.blasnik@verizon.net

----- Original Message ----- 
From: "Sergio Correia" <sergio.correia@gmail.com>
<snip>

> However, as the following example can show, this is not enough to
> maintain ALL the precision.
>
> 1) make the data
> input str20 x
> 348080.2688552010
> end
>
> 2)
> gen a=real(x)
> gen double b=real(x)
> destring x, gen(c)
> browse
>
> 3) Alternative (a) is pretty bad.
> (b) and (c) give 3.4808026885520e+05, which is pretty close.
>
> If that is not enough, I can't help.
<snip> 
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/