diff --git a/back/src/utils/standardResponse.js b/back/src/utils/standardResponse.js
new file mode 100644
index 0000000..1deb381
--- /dev/null
+++ b/back/src/utils/standardResponse.js
@@ -0,0 +1,21 @@
+const responseCodes = {
+  200: '请求成功',
+  400: '请求参数错误',
+  401: '未授权，请先登录',
+  403: '没有访问权限',
+  404: '请求的资源不存在',
+  500: '服务器内部错误'
+};
+
+// 标准响应
+function standardResponse(code, message, data) {
+  return {
+    code: code,
+    message: message ?? responseCodes[code],
+    data: data
+  };
+}
+
+module.exports = {
+  standardResponse
+};
\ No newline at end of file