diff --git a/index.js b/index.js
index b1f016e25ec694c80a2247e13092d9890570ec6a..ba15067ab1c6318bd0bb9360dc5aed923935796e 100644
--- a/index.js
+++ b/index.js
@@ -1,3 +1,10 @@
 const uuid = require('uuid');
 
-console.log(uuid.v7())
\ No newline at end of file
+
+const generateUUID = () => {
+    // 使用 uuid 生成id
+
+    return uuid.v4()
+};
+
+module.exports = generateUUID;
\ No newline at end of file