<?php class Connection { private $server, $username, $password, $db; public function __construct($server, $username, $password, $db) { $this->server = $server; $this->username = $username; $this->password = $password; $this->db = $db; } public function __sleep() { return array('server', 'username', 'password', 'db'); } public function a(){ var_dump( $server); echo $username; echo $password; echo $db; } } $conect= new Connection('server1', 'username1', 'password1', 'db1'); $connect->a('server', 'username', 'password', 'db'); ?>
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