From 713f54f561b0388e442797d2acc8a493daadb5f8 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Mon, 25 Dec 2017 17:30:09 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9B?=
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---
 library/think/db/Builder.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/library/think/db/Builder.php b/library/think/db/Builder.php
index 4ad50fef..c5957848 100644
--- a/library/think/db/Builder.php
+++ b/library/think/db/Builder.php
@@ -116,10 +116,10 @@ abstract class Builder
                         $result[$item] = $val[1];
                         break;
                     case 'inc':
-                        $result[$item] = $this->parseKey($val[1]) . '+' . $val[2];
+                        $result[$item] = $this->parseKey($val[1]) . '+' . floatval($val[2]);
                         break;
                     case 'dec':
-                        $result[$item] = $this->parseKey($val[1]) . '-' . $val[2];
+                        $result[$item] = $this->parseKey($val[1]) . '-' . floatval($val[2]);
                         break;
                 }
             } elseif (is_scalar($val)) {