| delorie.com/archives/browse.cgi | search | 
| From: | Mark Phillips <umphill5 AT cs DOT umanitoba DOT ca> | 
| Newsgroups: | comp.os.msdos.djgpp | 
| Subject: | Re: cout with double number | 
| Date: | Fri, 16 Jul 1999 14:26:27 -0500 | 
| Organization: | The University of Manitoba | 
| Lines: | 36 | 
| Message-ID: | <Pine.SUN.3.96.990716142443.9188A-100000@silver.cs.umanitoba.ca> | 
| References: | <7mo06p$gj2$1 AT wanadoo DOT fr> | 
| NNTP-Posting-Host: | silver.cs.umanitoba.ca | 
| Mime-Version: | 1.0 | 
| X-Trace: | canopus.cc.umanitoba.ca 932153193 17033 130.179.24.6 (16 Jul 1999 19:26:33 GMT) | 
| X-Complaints-To: | Postmaster AT cc DOT umanitoba DOT ca | 
| NNTP-Posting-Date: | 16 Jul 1999 19:26:33 GMT | 
| In-Reply-To: | <7mo06p$gj2$1@wanadoo.fr> | 
| To: | djgpp AT delorie DOT com | 
| DJ-Gateway: | from newsgroup comp.os.msdos.djgpp | 
| Reply-To: | djgpp AT delorie DOT com | 
| X-Mailing-List: | djgpp AT delorie DOT com | 
| X-Unsubscribes-To: | listserv AT delorie DOT com | 
I think if you include iomanip.h and do
cout << setprecision(14) << pi;
It will achieve what you want.  Although I think there might be some other
stuff you need to do beforehand.  Try it out.
Mark
> hello
> 
> i wrote the program:
> .....
> double pi= 3.14159265358979;
> ....
> { cout << pi; }
> 
> in the screen :  3.14159
> 
> a) Where are the other digits ?
>     Someone told me to put "cout.width(number);" before each cout instruction,
> but it doesn't work .....
> 
> b) Does "long double pi= 3.14159265358979;"  exist with djgpp ?
> 
> Thanks for your answer.
> --
> -----------------------------------------------------------------
> Gil
> -----------------------------------------------------------------
> 
> 
> 
| webmaster | delorie software privacy | 
| Copyright © 2019 by DJ Delorie | Updated Jul 2019 |