Re: Help: Get the value of pi up to 200+ digits?
| From: | Torgny Bjers | Date: | Thu, 01 Sep 2005 13:23:10 +0000 |
| Subject: | Re: Help: Get the value of pi up to 200+ digits? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-221686@lists.php.net to get a copy of this message | ||
Wong HoWang wrote:
> Dear all,
>
> I'm trying to do like this but failed:
>
> <?php
> ini_set('precision',16);
> echo pi();
> ?>
>
> How can I get more digits after . ?
I am fairly sure that you have to use BCMath for this:
http://www.php.net/manual/en/ref.bc.php
Give it a go and see what happens! :)
Regards,
Torgny