From c9ab0cc72a7306f97cf7ca15fa1512fa0f2ec3f4 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Thu, 28 Apr 2016 14:36:46 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9Bwhere=E6=96=B9=E6=B3=95?=
 =?UTF-8?q?=E5=AF=B9=E5=8E=9F=E7=94=9F=E6=9D=A1=E4=BB=B6=E7=9A=84=E5=88=A4?=
 =?UTF-8?q?=E6=96=AD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 library/think/db/Query.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/think/db/Query.php b/library/think/db/Query.php
index 26ab13cc..ced89e49 100644
--- a/library/think/db/Query.php
+++ b/library/think/db/Query.php
@@ -491,7 +491,7 @@ class Query
         if (is_string($field) && !empty($this->options['via'])) {
             $field = $this->options['via'] . '.' . $field;
         }
-        if (is_string($field) && strpos($field, ' ')) {
+        if (is_string($field) && preg_match('/[,=\>\<\'\"\(`.\s]/', $field)) {
             $where[] = ['exp', $field];
             if (is_array($op)) {
                 // 参数绑定