edit

src/Api.php

@@ -66,6 +66,13 @@ class Api
 		return true;
 	}
 
+	# 更换上级
+    public function replaceParent($uid, $old_parent, $new_parent)
+    {
+        $relation = new Relation();
+        return $relation->replaceParent($uid, $old_parent, $new_parent);
+    }
+
     # 重新设置关系
     public function resetRelation($uid, $parent)
     {