[UPHPU] oop :B
District Webmaster
webmaster at alpine.k12.ut.us
Thu May 13 19:56:49 MDT 2004
Welcome to the world of PHP/OOP and constructors! Just a little note to
scare you a bit -- OOP has gotten a major rewrite in PHP 5. It looks
like many things will work the same, but there may be some differences
you'll have to learn . . . for example, I think constructors will be
changing -- instead of a method/function w/ the same name as the class,
I seem to recall that PHP 5 will be looking for _construct() or
something like that. I also seem to recall that, for backwards
compatability, if it doesn't find _construct(), it will "fall back" to
searching for a function with the same name as the class.
Of course, from what you described, the whole thing probably could have
been achieved with a setter, which becomes more relevant with the
introduction of public, private, etc. in PHP 5. Personally, I've never
thought PHP needed public and private -- but I seem to be in the
minority on that one.
Dave
>>> Steve Dibb <sdibb at wonkabar.org> 05/13/04 7:35 PM >>>
Of course I would find it right after I publically expose the level of
my ineptitude. :)
The short answer is I had to create a function of the same name of the
class so it autoexecutes upon class creation, and I had to assign that
var passed in to another var.
<?
require("DB.php");
$db = DB::connect($dsn);
class Test {
var $db_conn;
function Test($db_conn) {
$this->db_conn = $db_conn;
}
}
?>
And then I can just write functions in the same class, using
$this->db_conn in the same way I would use $db (so $this->db_conn->query
= $db->query)
Cool. :)
Steve
Steve Dibb wrote:
> I'm an absolute oop nightmare...
>
> Is there a way to pass an outside variable into an entire class when
it
> is declared?
>
> For example, I'm using PEAR's DB class, and I've already set $db =
> DB::connect($dsn); and I can pass $db to functions within the class,
and
> then use $db->query() etc ... but I don't know how to pass it when I
use
> my own class.
>
> Can someone help? This is all greek to me.
>
> Steve
>
>
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