$group_callbacks): $category_slug = sanitize_title($group_label); foreach ($group_callbacks as $function => $data): $label = $data['label']; $pro_only = $data['pro_only']; $icon = isset($data['icon']) ? $data['icon'] : 'admin-generic'; $description = isset($data['description']) ? $data['description'] : ''; $is_addon = isset($data['addon']) && $data['addon'] !== false; $addon_name = isset($data['addon_name']) ? $data['addon_name'] : ''; $is_installed = isset($data['installed']) ? $data['installed'] : true; ?>