ecshop $db 载入系统参数 $_CFG $_CFG是通过lib_common.php中的load_config()从数据表ecs_shop_config中读出的数据
init.php 路径 ROOT_PATH/include.php/init.php
require(ROOT_PATH . 'includes/inc_constant.php');
require(ROOT_PATH . 'includes/cls_ecshop.php');
require(ROOT_PATH . 'includes/cls_error.php');
require(ROOT_PATH . 'includes/lib_time.php');
require(ROOT_PATH . 'includes/lib_base.php');
require(ROOT_PATH . 'includes/lib_common.php');
require(ROOT_PATH . 'includes/lib_main.php');
require(ROOT_PATH . 'includes/lib_insert.php');
require(ROOT_PATH . 'includes/lib_goods.php');
require(ROOT_PATH . 'includes/lib_article.php');
/* 载入系统参数 */
$_CFG = load_config();
lib_common.php代码中
/**
* 载入配置信息
*