diff --git a/library/think/File.php b/library/think/File.php
index fc888b10..9ce8f36e 100644
--- a/library/think/File.php
+++ b/library/think/File.php
@@ -106,6 +106,7 @@ class File extends SplFileObject
             return false;
         }
 
+        $path = rtrim($path, DS) . DS;
         // 文件保存命名规则
         $savename = $this->getSaveName($savename);
 
diff --git a/library/think/model/Merge.php b/library/think/model/Merge.php
index b26c8494..c4903c59 100644
--- a/library/think/model/Merge.php
+++ b/library/think/model/Merge.php
@@ -145,13 +145,14 @@ class Merge extends Model
      * @param mixed $data 数据
      * @param array $where 更新条件
      * @param bool $getId 新增的时候是否获取id
+     * @param bool $replace 是否replace
      * @return mixed
      */
-    public function save($data = [], $where = [], $getId = true)
+    public function save($data = [], $where = [], $getId = true, $replace = false)
     {
         if (!empty($data)) {
             // 数据自动验证
-            if (!$this->validateData()) {
+            if (!$this->validateData($data)) {
                 return false;
             }
             // 数据对象赋值
@@ -214,7 +215,7 @@ class Merge extends Model
                 // 处理模型数据
                 $data = $this->parseData($this->name, $this->data);
                 // 写入主表数据
-                $result = $db->name($this->name)->strict(false)->insert($data);
+                $result = $db->name($this->name)->strict(false)->insert($data, $replace);
                 if ($result) {
                     $insertId = $db->getLastInsID();
                     // 写入外键数据