diff --git a/library/think/Cache.php b/library/think/Cache.php
index 9f19e34b..00be217f 100644
--- a/library/think/Cache.php
+++ b/library/think/Cache.php
@@ -23,12 +23,12 @@ class Cache
     /**
      * @var int 缓存读取次数
      */
-    public static $readTimes   = 0;
+    public static $readTimes = 0;
 
     /**
      * @var int 缓存写入次数
      */
-    public static $writeTimes  = 0;
+    public static $writeTimes = 0;
 
     /**
      * @var object 操作句柄
@@ -46,17 +46,21 @@ class Cache
     {
         $type = !empty($options['type']) ? $options['type'] : 'File';
 
-        if (false === $name) $name = md5(serialize($options));
+        if (false === $name) {
+            $name = md5(serialize($options));
+        }
 
         if (true === $name || !isset(self::$instance[$name])) {
             $class = false === strpos($type, '\\') ?
-                '\\think\\cache\\driver\\' . ucwords($type) :
-                $type;
+            '\\think\\cache\\driver\\' . ucwords($type) :
+            $type;
 
             // 记录初始化信息
             App::$debug && Log::record('[ CACHE ] INIT ' . $type, 'info');
 
-            if (true === $name) return new $class($options);
+            if (true === $name) {
+                return new $class($options);
+            }
 
             self::$instance[$name] = new $class($options);
         }
@@ -73,15 +77,15 @@ class Cache
     public static function init(array $options = [])
     {
         if (is_null(self::$handler)) {
-            if (!empty($options)) {
-                $connect = self::connect($options);
-            } elseif ('complex' == Config::get('cache.type')) {
-                $connect = self::connect(Config::get('cache.default'));
+            if (empty($options) && 'complex' == Config::get('cache.type')) {
+                $default = Config::get('cache.default');
+                // 获取默认缓存配置，并连接
+                $options = Config::get('cache.' . $default['type']) ?: Config::get('cache.default');
             } else {
-                $connect = self::connect(Config::get('cache'));
+                $options = !empty($options) ? $options : Config::get('cache');
             }
 
-            self::$handler = $connect;
+            self::$handler = self::connect($options);
         }
 
         return self::$handler;