From 28ac7c2fadcb05cccb21cf8c0657af313c422bea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=B0=B4=E5=B9=B3=E5=87=A1?= <admin@abc3210.com>
Date: Wed, 9 Aug 2017 10:13:42 +0800
Subject: [PATCH] =?UTF-8?q?=E8=8E=B7=E5=8F=96=E7=BC=93=E5=AD=98=E6=A0=87?=
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---
 library/think/cache/Driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/think/cache/Driver.php b/library/think/cache/Driver.php
index ab48bdd6..775f219d 100644
--- a/library/think/cache/Driver.php
+++ b/library/think/cache/Driver.php
@@ -191,7 +191,7 @@ abstract class Driver
         $key   = 'tag_' . md5($tag);
         $value = $this->get($key);
         if ($value) {
-            return explode(',', $value);
+            return array_filter(explode(',', $value));
         } else {
             return [];
         }