修正

routes/index.js

@@ -43,8 +43,8 @@ router.post('/rsCookie', async (req, res) => {
         let cookies = await handle(url,
             Buffer.from(htmlStr, 'base64').toString('utf-8'),
             jsText,
-            cookie != null ? Buffer.from(cookie, 'base64').toString('utf-8') : null,
+            cookie != null && cookie !== "" ? Buffer.from(cookie, 'base64').toString('utf-8') : null,
-            userAgent != null ? Buffer.from(userAgent, 'base64').toString('utf-8') : null)
+            userAgent != null && userAgent !== "" ? Buffer.from(userAgent, 'base64').toString('utf-8') : null)
         res.status(200).send(cookies);
     } catch (e) {
         console.error(e)