From 3c04624c56a5a33c274a8b202392d4b10a1fec56 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Mon, 27 Nov 2017 15:42:50 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9BFile=E7=BC=93=E5=AD=98?=
 =?UTF-8?q?=E7=9A=84clear=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 library/think/cache/driver/File.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/library/think/cache/driver/File.php b/library/think/cache/driver/File.php
index 95021e05..52243a47 100644
--- a/library/think/cache/driver/File.php
+++ b/library/think/cache/driver/File.php
@@ -226,7 +226,10 @@ class File extends Driver
         $files = (array) glob($this->options['path'] . ($this->options['prefix'] ? $this->options['prefix'] . DS : '') . '*');
         foreach ($files as $path) {
             if (is_dir($path)) {
-                array_map('unlink', glob($path . '/*.php'));
+                $matches = glob($path . '/*.php');
+                if (is_array($matches)) {
+                    array_map('unlink', $matches);
+                }
                 rmdir($path);
             } else {
                 unlink($path);