diff --git a/.gitignore b/.gitignore
index 5b861d3..10b05df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 build
 .vs
 .cache
-cmake-*
\ No newline at end of file
+cmake-*
+auto_build
\ No newline at end of file
diff --git a/fs/fs.lua b/fs/fs.lua
index 25d1330..28eabf1 100644
--- a/fs/fs.lua
+++ b/fs/fs.lua
@@ -1,5 +1,3 @@
 -- 加载模块
 local fs = require("lua_fs")
-print(fs.file_exists("D:\\download"))
-local d = fs.is_regular_file("Java")
-print(d)
\ No newline at end of file
+print(fs.get_current_directory())
\ No newline at end of file
diff --git a/fs/lib.cxx b/fs/lib.cxx
index bf58272..937a9b4 100644
--- a/fs/lib.cxx
+++ b/fs/lib.cxx
@@ -4,9 +4,20 @@
 
 namespace fs = std::filesystem;
 
-static const luaL_Reg lua_fs[] = {
-    {"file_exists", file_exists}, {"is_regular_file", is_regular_file}, {"copy_file", copy_file},
-    {"delete_file", delete_file}, {"get_dir_files", get_dir_files},     {NULL, NULL}};
+/*
+    return 语句的值代表着你从 C++ 函数返回的 Lua 堆栈上的元素个数。
+*/
+
+static const luaL_Reg lua_fs[] = {{"exists", exists},
+                                  {"is_regular_file", is_regular_file},
+                                  {"copy_file", copy_file},
+                                  {"delete_file", delete_file},
+                                  {"get_dir_files", get_dir_files},
+                                  {"get_current_directory", get_current_directory},
+                                  {"get_parent", get_parent},
+                                  {"append_path", append_path},
+                                  {"mkdir", mkdir},
+                                  {NULL, NULL}};
 
 int luaopen_lua_fs(lua_State* L)
 {
@@ -14,10 +25,55 @@ int luaopen_lua_fs(lua_State* L)
     return 1;
 }
 
+/// @brief 创建文件夹
+/// @param path string 路径或者文件夹名称
+/// @return boolean
+int mkdir(lua_State* L)
+{
+    const char* path = luaL_checkstring(L, 1);
+    try {
+        fs::path p(path);
+        if (p.is_relative()) {
+            p = fs::current_path().append(path);
+        }
+        fs::create_directories(p);
+        lua_pushboolean(L, true);
+        return 1;
+    } catch (const std::exception& e) {
+        lua_pushnil(L);
+        lua_pushstring(L, e.what());
+        return 2;
+    }
+}
+
+/// @brief 获取父目录
+/// @param path string 路径
+/// @return string
+int get_parent(lua_State* L)
+{
+    const char* path = luaL_checkstring(L, 1);
+    auto r = fs::path(path).parent_path().string();
+    lua_pushstring(L, r.c_str());
+    return 1;
+}
+
+/// @brief 拼接路径
+/// @param path string 基本路径
+/// @param append string 添加路径
+/// @return string
+int append_path(lua_State* L)
+{
+    const char* path = luaL_checkstring(L, 1);
+    const char* append = luaL_checkstring(L, 2);
+    auto r = fs::path(path).append(append).string();
+    lua_pushstring(L, r.c_str());
+    return 1;
+}
+
 /// @brief 文件是否存在
 /// @param path string 文件路径
 /// @return boolean
-int file_exists(lua_State* L)
+int exists(lua_State* L)
 {
     const char* path = luaL_checkstring(L, 1);
     bool result = fs::exists(path);
@@ -60,8 +116,17 @@ int delete_file(lua_State* L)
     return 1;
 }
 
+/// @brief 获取当前工作目录
+/// @return string
+int get_current_directory(lua_State* L)
+{
+    std::string current_dir = fs::current_path().string();
+    lua_pushstring(L, current_dir.c_str());
+    return 1;
+}
+
 /// @brief 获取一个目录下所有文件（不递归）
-/// @param dir_path string 目录 
+/// @param dir_path string 目录
 /// @return table
 int get_dir_files(lua_State* L)
 {
diff --git a/fs/lib.h b/fs/lib.h
index e80d8e4..d64b114 100644
--- a/fs/lib.h
+++ b/fs/lib.h
@@ -20,11 +20,15 @@ extern "C" {
 #include <lualib.h>
 
 LIB_API int luaopen_lua_fs(lua_State* L);
-LIB_API int file_exists(lua_State* L);
+LIB_API int exists(lua_State* L);
 LIB_API int is_regular_file(lua_State* L);
 LIB_API int copy_file(lua_State* L);
 LIB_API int delete_file(lua_State* L);
 LIB_API int get_dir_files(lua_State* L);
+LIB_API int get_current_directory(lua_State* L);
+LIB_API int get_parent(lua_State* L);
+LIB_API int append_path(lua_State* L);
+LIB_API int mkdir(lua_State* L);
 
 #ifdef __cplusplus
 }