RE: [PHP] Re: Global variables in a class? Nested classes VS inheritance...

From: Date: Thu, 18 Mar 2004 17:13:43 +0000
Subject: RE: [PHP] Re: Global variables in a class? Nested classes VS inheritance...
Groups: php.general 
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>> I make a database connection outside of my classes... lets call it >> $myDBConnection. I need to use this connection in a class nested in a >> class... Was wondering the most efficient way of doing this? I don't >> want to create a new db connection in the class. I want to use the >> existing one... this is really a non-issue if you set up your classes correctly. your base class should be the one that handles all the database interaction. this class should have a member that stores the connection. your extended class should be the one that is more specific to the task at hand, i.e. managing a user. the extended class can access all the members of the parent class the same as if it were it's own. <?php class DB { var $connection; function set_conn() { $this->connection = "hello"; } } class User extends DB { function get_connection() { return $this->connection; } } ?> >> Any thoughts? Would it make things easyer if the base class >> inherited all nested classes instead of nesting them? >> >> Any help would be appreciated. hopefully i've sufficiently answered your question. chris.

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