From 23a0f50a7eb2ba4e08f147d4965cdf5241e1a6f2 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Tue, 26 Jul 2016 16:14:54 +0800
Subject: [PATCH] =?UTF-8?q?redis=E7=BC=93=E5=AD=98=E9=A9=B1=E5=8A=A8?=
 =?UTF-8?q?=E5=AE=8C=E5=96=84?=
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---
 library/think/cache/driver/Redis.php | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/library/think/cache/driver/Redis.php b/library/think/cache/driver/Redis.php
index bfe73206..c1749e27 100644
--- a/library/think/cache/driver/Redis.php
+++ b/library/think/cache/driver/Redis.php
@@ -106,6 +106,32 @@ class Redis
         return $result;
     }
 
+    /**
+     * 自增缓存（针对数值缓存）
+     * @access public
+     * @param string    $name 缓存变量名
+     * @param int       $step 步长
+     * @param int       $expire  有效时间 0为永久
+     * @return false|int
+     */
+    public function inc($name, $step = 1, $expire = null)
+    {
+        return $this->handler->incrby($name, $step);
+    }
+
+    /**
+     * 自减缓存（针对数值缓存）
+     * @access public
+     * @param string    $name 缓存变量名
+     * @param int       $step 步长
+     * @param int       $expire  有效时间 0为永久
+     * @return false|int
+     */
+    public function dec($name, $step = 1, $expire = null)
+    {
+        return $this->handler->decrby($name, $step);
+    }
+
     /**
      * 删除缓存
      * @access public