一、Think.class.php start() Include/Core.php Library/Think/Think.class.php Library/Think/Storage.class.php Library/Think/Storage/Driver/File.class.php Library/Mode/common.php Library/Think/Build.class.php Library/Think/App.class.php 二、Think.class.php autoload()自动加载文件 Think/Model.class.php Think/Db.class.php Think/Template.class.php Think/Log.class.php Think/Storage.class.php 三、Thinkphp.class.php fatalError() 致命错误捕获 四、注册classmap getmap