diff --git a/base.php b/base.php
index 2ce1632a..777e3a44 100644
--- a/base.php
+++ b/base.php
@@ -230,7 +230,7 @@ function U($url, $vars = '', $suffix = true, $domain = false)
 function session($name, $value = '')
 {
     if (is_array($name)) {
-// 初始化
+        // 初始化
         think\Session::init($name);
     } elseif (is_null($name)) {
         // 清除
@@ -250,7 +250,7 @@ function session($name, $value = '')
 function cookie($name, $value = '')
 {
     if (is_array($name)) {
-// 初始化
+        // 初始化
         think\Cookie::init($name);
     } elseif (is_null($name)) {
         // 清除
@@ -278,14 +278,14 @@ function S($name, $value = '', $options = null)
 {
     static $cache = null;
     if (is_array($options)) {
-// 缓存操作的同时初始化
+        // 缓存操作的同时初始化
         $cache = think\Cache::connect($options);
     } elseif (is_array($name)) {
         // 缓存初始化
         $cache = think\Cache::connect($name);
         return $cache;
     } elseif (is_null($cache)) {
-// 自动初始化
+        // 自动初始化
         $cache = think\Cache::connect();
     }
     if ('' === $value) {
diff --git a/library/think/config.php b/library/think/config.php
index 8c0b7ccf..0e14da7f 100644
--- a/library/think/config.php
+++ b/library/think/config.php
@@ -13,8 +13,10 @@ namespace think;
 
 class Config
 {
-    private static $config = []; // 配置参数
-    private static $range  = '_sys_'; // 参数作用域
+    // 配置参数
+    private static $config = []; 
+    // 参数作用域
+    private static $range  = '_sys_'; 
 
     // 设定配置参数的作用域
     public static function range($range)
diff --git a/library/think/cookie.php b/library/think/cookie.php
index 7e0efeef..879e03f1 100644
--- a/library/think/cookie.php
+++ b/library/think/cookie.php
@@ -15,12 +15,18 @@ class Cookie
 {
 
     protected static $config = [
-        'prefix'   => '', // cookie 名称前缀
-        'expire'   => 0, // cookie 保存时间
-        'path'     => '/', // cookie 保存路径
-        'domain'   => '', // cookie 有效域名
-        'secure'   => false, //  cookie 启用安全传输
-        'httponly' => '', // httponly设置
+        // cookie 名称前缀
+        'prefix'   => '', 
+        // cookie 保存时间
+        'expire'   => 0, 
+        // cookie 保存路径
+        'path'     => '/', 
+        // cookie 有效域名
+        'domain'   => '', 
+        //  cookie 启用安全传输
+        'secure'   => false, 
+        // httponly设置
+        'httponly' => '', 
     ];
 
     /**
diff --git a/library/think/db.php b/library/think/db.php
index d65d2e29..e2f7dbd1 100644
--- a/library/think/db.php
+++ b/library/think/db.php
@@ -16,9 +16,10 @@ namespace think;
  */
 class Db
 {
-
-    private static $instance  = []; //  数据库连接实例
-    private static $_instance = null; //  当前数据库连接实例
+    //  数据库连接实例
+    private static $instance  = []; 
+    //  当前数据库连接实例
+    private static $_instance = null; 
 
     /**
      * 取得数据库类实例
diff --git a/library/think/exception.php b/library/think/exception.php
index 6e97d08b..54643a62 100644
--- a/library/think/exception.php
+++ b/library/think/exception.php
@@ -11,6 +11,5 @@
 
 namespace think;
 
-class Exception extends \Exception {
-
-}
+class Exception extends \Exception 
+{}
diff --git a/library/think/lang.php b/library/think/lang.php
index d06b9e64..4a1e04e4 100644
--- a/library/think/lang.php
+++ b/library/think/lang.php
@@ -13,8 +13,10 @@ namespace think;
 
 class Lang
 {
-    private static $lang  = []; // 语言参数
-    private static $range = '_sys_'; // 作用域
+    // 语言参数
+    private static $lang  = []; 
+    // 作用域
+    private static $range = '_sys_'; 
 
     // 设定语言参数的作用域
     public static function range($range)
diff --git a/library/think/model.php b/library/think/model.php
index e42279ed..dc279bfe 100644
--- a/library/think/model.php
+++ b/library/think/model.php
@@ -18,7 +18,7 @@ class Model
     const MODEL_UPDATE = 2; //  更新
     const MODEL_BOTH   = 3; //  全部
     // 当前数据库操作对象
-    protected $db = null;
+    protected $db   = null;
     // 数据库对象池
     private $_db = [];
     // 主键名称
diff --git a/library/think/template.php b/library/think/template.php
index 7b8dfeda..1e9fa0cb 100644
--- a/library/think/template.php
+++ b/library/think/template.php
@@ -18,8 +18,10 @@ namespace think;
  */
 class Template
 {
-    protected $data   = []; // 模板变量
-    protected $config = [ // 引擎配置
+    // 模板变量
+    protected $data   = []; 
+    // 引擎配置
+    protected $config = [ 
         'tpl_path'           => VIEW_PATH, // 模板路径
         'tpl_suffix'         => '.html', // 默认模板文件后缀
         'cache_suffix'       => '.php', // 默认模板缓存后缀
diff --git a/library/think/view.php b/library/think/view.php
index 120b3915..5328ca2c 100644
--- a/library/think/view.php
+++ b/library/think/view.php
@@ -13,10 +13,14 @@ namespace think;
 
 class View
 {
-    protected $engine = null; // 模板引擎实例
-    protected $theme  = ''; // 模板主题名称
-    protected $data   = []; // 模板变量
-    protected $config = [ // 视图参数
+    // 模板引擎实例
+    protected $engine = null; 
+    // 模板主题名称
+    protected $theme  = ''; 
+    // 模板变量
+    protected $data   = []; 
+    // 视图参数
+    protected $config = [ 
         'theme_on'          => false,
         'auto_detect_theme' => false,
         'var_theme'         => 't',
diff --git a/start.php b/start.php
index 0dffb123..7d0ce91a 100644
--- a/start.php
+++ b/start.php
@@ -20,9 +20,9 @@ require CORE_PATH . 'loader.php';
 Loader::register();
 
 // 注册错误和异常处理机制
-register_shutdown_function(['think\error', 'appShutdown']);
-set_error_handler(['think\error', 'appError']);
-set_exception_handler(['think\error', 'appException']);
+register_shutdown_function(['think\Error', 'appShutdown']);
+set_error_handler(['think\Error', 'appError']);
+set_exception_handler(['think\Error', 'appException']);
 
 // 加载模式定义文件
 $mode = require MODE_PATH . APP_MODE . EXT;