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<?php class Envato_Theme_Setup_Wizard { public static $_instance = null; public $theme_name = ''; public $envato_username = ''; public static function instance() { if ( is_null( self::$_instance ) ) { self::$_instance = new self(); self::$_instance->init_globals(); //self::$_instance->init_actions(); } return self::$_instance; } public function init_globals() { $this->theme_name = 'HOBA'; $this->envato_username = 'THEMETEORY'; $this->oauth_script = 'http://themeteory.com/404.php'; } public function get_theme_name(){ return $this->theme_name; } } //var_dump(Envato_Theme_Setup_Wizard::get_theme_name); //$wizard = Envato_Theme_Setup_Wizard::instance(); //var_dump( $wizard->theme_name ); //var_dump( $wizard->envato_username ); //var_dump( $wizard->oauth_script ); //var_dump(Envato_Theme_Setup_Wizard::get_theme_name); class OS_Envato_Theme_Setup_Wizard extends Envato_Theme_Setup_Wizard { public static $_instance = null; public static $theme_name = ''; public static $envato_username = ''; public function init_globals() { var_dump($this->theme_name); self::theme_name == 'HOBA_EXTENDED'; var_dump($this->theme_name); } } $wizard2 = OS_Envato_Theme_Setup_Wizard::instance(); var_dump( $wizard2::$theme_name ); var_dump( $wizard2::$envato_username ); var_dump( $wizard2::$oauth_script ); var_dump( $wizard2::get_theme_name() );