Re: OOP, dynamic class extention
| From: | Jackson Miller | Date: | Thu, 30 Oct 2003 19:21:12 +0000 |
| Subject: | Re: OOP, dynamic class extention | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-168169@lists.php.net to get a copy of this message | ||
On Thursday 30 October 2003 12:29 pm, Marek Kilimajer wrote:
> php is not c, you can't use constants this way.
but why? Is there a work around?
-Jackson
>
> Jackson Miller wrote:
> > I want to be able to set a base class in a settings file, and then have
> > other classes extend the base class, but PHP won't let me do what I have
> > tried.
> >
> > I get the following error:
> > Fatal error: Class cepweb: Cannot inherit from undefined class
> > my_base_class in /home/me/my_child_class.php on line 10
> >
> > ex:
> > <?php
> >
> > // settings to be set on install of the app
> > define("MY_BASE_CLASS","base_class");
> > define("MY_BASE_CLASSFILE","base_class.php");
> >
> > // require the class file
> > require_once(MY_BASE_CLASSFILE);
> >
> > class my_child_class extends MY_BASE_CLASSFILE {
> > // yada yada
> > }
> > ?>
> >
> > Any thoughts on ways to overcome this?
> >
> > I have tried using a variable instead of a constant, but it didn't work.
> >
> > -Jackson