From 57371d7aa1317c4f2bd9a763bcac761cf0bccd52 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B0=8F=E9=99=88=E5=8F=94=E5=8F=94?= <chenjxlg@163.com>
Date: Fri, 22 Jan 2016 15:00:56 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=95=B4db->Driver=E4=B8=ADorder?=
 =?UTF-8?q?=E8=A7=A3=E6=9E=90=E6=96=B9=E6=B3=95?=
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---
 library/think/db/Driver.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/library/think/db/Driver.php b/library/think/db/Driver.php
index 84e86664..3aa94307 100644
--- a/library/think/db/Driver.php
+++ b/library/think/db/Driver.php
@@ -736,8 +736,8 @@ abstract class Driver
      */
     protected function parseOrder($order)
     {
-        $array = [];
         if (is_array($order)) {
+            $array = [];
             foreach ($order as $key => $val) {
                 if (is_numeric($key)) {
                     if (false === strpos($val, '(')) {
@@ -750,8 +750,8 @@ abstract class Driver
                     $array[] = $this->parseKey($key) . ' ' . $sort;
                 }
             }
+            $order = implode(',', $array);
         }
-        $order = implode(',', $array);
         return !empty($order) ? ' ORDER BY ' . $order : '';
     }