From 51d66bd1479c971bc22dfcc1648feeb02bcca646 Mon Sep 17 00:00:00 2001
From: Hex <hex@codeigniter.org.cn>
Date: Mon, 13 Mar 2023 11:21:48 +0800
Subject: [PATCH] Update smzdm_checkin.js

---
 smzdm_checkin.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/smzdm_checkin.js b/smzdm_checkin.js
index a73e028..4f8d14f 100644
--- a/smzdm_checkin.js
+++ b/smzdm_checkin.js
@@ -17,7 +17,7 @@ class SmzdmCheckinBot extends SmzdmBot {
   constructor(cookie, sk) {
     super(cookie);
 
-    this.sk = sk.trim();
+    this.sk = sk ? sk.trim() : '';
   }
 
   async run() {