diff --git a/src/admin/inc/inc_batchup.php b/src/admin/inc/inc_batchup.php
index 901310a1..4925ff4f 100644
--- a/src/admin/inc/inc_batchup.php
+++ b/src/admin/inc/inc_batchup.php
@@ -19,9 +19,7 @@
  */
 function DelArc($aid, $type = 'ON', $onlyfile = FALSE, $recycle = 0)
 {
-    global $dsql, $cfg_cookie_encode, $cfg_multi_site, $cfg_medias_dir;
-    global $cuserLogin, $cfg_upload_switch, $cfg_delete, $cfg_basedir;
-    global $admin_catalogs, $cfg_admin_channel;
+    global $dsql, $cfg_cookie_encode, $cfg_multi_site, $cfg_medias_dir, $cuserLogin, $cfg_upload_switch, $cfg_delete, $cfg_basedir, $admin_catalogs, $cfg_admin_channel;
     if ($cfg_delete == 'N') $type = 'OK';
     if (empty($aid)) return;
     $aid = preg_replace("#[^0-9]#i", '', $aid);
diff --git a/src/admin/swfupload.php b/src/admin/swfupload.php
index 9e509235..f02650a8 100644
--- a/src/admin/swfupload.php
+++ b/src/admin/swfupload.php
@@ -10,10 +10,7 @@
  */
 require_once(dirname(__FILE__).'/config.php');
 require_once(DEDEINC.'/image.func.php');
-/************************
 //上传
-function Upload(){  }
- *************************/
 if (empty($dopost)) {
     ini_set('html_errors', '0');
     if (empty($Filedata) || !is_uploaded_file($Filedata)) {
@@ -122,10 +119,7 @@ if (empty($dopost)) {
     echo "FILEID:".$_SESSION['fileid'];
     exit(0);
 }
-/************************
 //生成缩图
-function GetThumbnail(){  }
-*************************/
 else if ($dopost == 'thumbnail') {
     if (empty($id)) {
         header('HTTP/1.1 500 Internal Server Error');
@@ -141,9 +135,7 @@ else if ($dopost == 'thumbnail') {
     echo $_SESSION['file_info'][$id];
     exit(0);
 }
-/************************
 //删除指定id的图片
-*************************/
 else if ($dopost == 'del') {
     if (!isset($_SESSION['bigfile_info'][$id])) {
         echo '';
@@ -156,9 +148,7 @@ else if ($dopost == 'del') {
     echo "已删除";
     exit();
 }
-/************************
 //获取图片地址
-*************************/
 else if ($dopost == 'addtoedit') {
     if (!isset($_SESSION['bigfile_info'][$id])) {
         echo '';
@@ -167,10 +157,7 @@ else if ($dopost == 'addtoedit') {
     echo $_SESSION['bigfile_info'][$id];
     exit();
 }
-/************************
 //获取本地图片的缩略预览图
-function GetddImg(){  }
-*************************/
 else if ($dopost == 'ddimg') {
     //生成缩略图
     ob_start();
@@ -183,9 +170,7 @@ else if ($dopost == 'ddimg') {
     echo $imagevariable;
     exit();
 }
-/************************
 //删除指定的图片修改图片时用
-*************************/
 else if ($dopost == 'delold') {
     $imgfile = $cfg_basedir.$picfile;
     if (!file_exists($imgfile) && !is_dir($imgfile) && preg_match("#^".$cfg_medias_dir."#", $imgfile)) {
diff --git a/src/admin/templets/makehtml_homepage.htm b/src/admin/templets/makehtml_homepage.htm
index f97e5799..9db2029a 100644
--- a/src/admin/templets/makehtml_homepage.htm
+++ b/src/admin/templets/makehtml_homepage.htm
@@ -29,7 +29,7 @@
 				</tr>
 				<tr>
 					<td colspan="2">
-						<div class="alert alert-info mb-0">首页更新默认保存在根目录，如果不是在根目录安装的网站又想首页更新到网站根目录，使用相对路径来表示首页位置，例：安装在“http://www.abc.com/DedeBIZ/目录”，更新首页为：“http://www.abc.com/index.html”，填写：“../index.html”</div>
+						<div class="alert alert-info mb-0">首页默认更新文件存放在根目录，如果不是根目录安装网站又想首页更新到网站根目录，使用相对路径来表示首页位置，例：安装在“http://www.abc.com/DedeBIZ/目录”，更新首页为：“http://www.abc.com/index.html”，填写：“../index.html”</div>
 					</td>
 				</tr>
 				<tr>
diff --git a/src/system/common.func.php b/src/system/common.func.php
index 60fb1961..bf064e8e 100755
--- a/src/system/common.func.php
+++ b/src/system/common.func.php
@@ -452,7 +452,7 @@ function IsSSL()
 //获取对应版本号的更新SQL
 function GetUpdateSQL()
 {
-    global $cfg_dbprefix,$cfg_dbtype,$cfg_db_language;
+    global $cfg_dbprefix, $cfg_dbtype, $cfg_db_language;
     $result = array();
     $query = '';
     $sql4tmp = "ENGINE=MyISAM DEFAULT CHARSET=".$cfg_db_language;
@@ -543,7 +543,7 @@ function face($mid)
 if (!function_exists('GetMyTags')) {
     function GetMyTags($aid, $num=3)
     {
-        global $dsql,$cfg_cmspath;
+        global $dsql, $cfg_cmspath;
         $tags = '';
         $query = "SELECT * FROM `#@__taglist` WHERE aid='$aid' LIMIT $num";
         $dsql->Execute('tag',$query);
@@ -558,7 +558,7 @@ if (!function_exists('GetMyTags')) {
 if (!function_exists('pasterTempletDiy')) {
     function pasterTempletDiy($path)
     {
-        global $cfg_basedir,$cfg_templets_dir,$cfg_df_style;
+        global $cfg_basedir, $cfg_templets_dir, $cfg_df_style;
         $tmpfile = $cfg_basedir.$cfg_templets_dir.'/'.$cfg_df_style.'/'.$path;
         $dtp = new PartView();
         $dtp->SetTemplet($tmpfile);
diff --git a/src/system/dedetag.class.php b/src/system/dedetag.class.php
index a91f3375..643a3cf1 100755
--- a/src/system/dedetag.class.php
+++ b/src/system/dedetag.class.php
@@ -870,11 +870,7 @@ class DedeTagParse
         return $restr;
     }
 }
-/**********************************************
-//class DedeAttribute Dede模板标记属性集合
-function c____DedeAttribute();
- **********************************************/
-//属性的数据描述
+//属性数据描述
 class DedeAttribute
 {
     var $Count = -1;
@@ -913,10 +909,7 @@ class DedeAttribute
         return $this->Count + 1;
     }
 }
-/*******************************
-//属性解析器(本版本中已经支持使用\'这种语法,和用.间隔表示name属性,如 field.body)
-function c____DedeAttributeParse();
- ********************************/
+//属性解析器
 class DedeAttributeParse
 {
     var $sourceString = "";
@@ -990,7 +983,7 @@ class DedeAttributeParse
                     $startdd = 0;
                 }
             }
-            //查找属性的限定标志
+            //查找属性限定标志
             else if ($startdd == 0) {
                 switch ($d) {
                     case ' ':
@@ -1021,7 +1014,7 @@ class DedeAttributeParse
                 }
             }
         }//for
-        //最后一个属性的给值
+        //最后一个属性给值
         if ($tmpatt != '') {
             $this->cAttributes->Count++;
             $this->cAttributes->Items[$tmpatt] = trim($tmpvalue);
diff --git a/src/system/helpers/code.helper.php b/src/system/helpers/code.helper.php
index 34f44497..1c7b1681 100644
--- a/src/system/helpers/code.helper.php
+++ b/src/system/helpers/code.helper.php
@@ -377,9 +377,7 @@ function evalCode($code)
 //校验脚本
 function checkCode($code)
 {
-    global $allowedCalls;
-    global $allowedTokens;
-    global $disallowedExpressions;
+    global $allowedCalls, $allowedTokens, $disallowedExpressions;
     $tokens = token_get_all('<?php '.$code.' ?>');
     $errors = array();
     $braces = 0;
@@ -416,17 +414,17 @@ function checkCode($code)
                 $id = token_name($token[0]);
                 switch ($id) {
                     case ('T_STRING'):
-                        if (in_array(strtolower($token[1]), $allowedCalls) === false) {
-                            $errors[$i]['name'] = 'Illegal function: '.$token[1];
-                            $errors[$i]['line'] = $token[2];
-                        }
-                        break;
+                    if (in_array(strtolower($token[1]), $allowedCalls) === false) {
+                        $errors[$i]['name'] = 'Illegal function: '.$token[1];
+                        $errors[$i]['line'] = $token[2];
+                    }
+                    break;
                     default:
-                        if (in_array($id, $allowedTokens) === false) {
-                            $errors[$i]['name'] = 'Illegal token: '.$token[1];
-                            $errors[$i]['line'] = $token[2];
-                        }
-                        break;
+                    if (in_array($id, $allowedTokens) === false) {
+                        $errors[$i]['name'] = 'Illegal token: '.$token[1];
+                        $errors[$i]['line'] = $token[2];
+                    }
+                    break;
                 }
             }
         }
diff --git a/src/system/helpers/upload.helper.php b/src/system/helpers/upload.helper.php
index 70d438ad..b357c922 100755
--- a/src/system/helpers/upload.helper.php
+++ b/src/system/helpers/upload.helper.php
@@ -23,9 +23,7 @@ if (!defined('DEDEINC')) exit('dedebiz');
 if (!function_exists('AdminUpload')) {
     function AdminUpload($uploadname, $ftype = 'image', $rnddd = 0, $watermark = TRUE, $filetype = '')
     {
-        global $dsql, $cuserLogin, $cfg_addon_savetype, $cfg_dir_purview;
-        global $cfg_basedir, $cfg_image_dir, $cfg_soft_dir, $cfg_other_medias;
-        global $cfg_imgtype, $cfg_softtype, $cfg_mediatype;
+        global $dsql, $cuserLogin, $cfg_addon_savetype, $cfg_dir_purview, $cfg_basedir, $cfg_image_dir, $cfg_soft_dir, $cfg_other_medias, $cfg_imgtype, $cfg_softtype, $cfg_mediatype;
         if ($watermark) include_once(DEDEINC.'/image.func.php');
         $file_tmp = isset($GLOBALS[$uploadname]) ? $GLOBALS[$uploadname] : '';
         if ($file_tmp == '' || !is_uploaded_file($file_tmp)) {
diff --git a/src/system/inc/inc_fun_funAdmin.php b/src/system/inc/inc_fun_funAdmin.php
index 7cd7c41e..d810b15e 100755
--- a/src/system/inc/inc_fun_funAdmin.php
+++ b/src/system/inc/inc_fun_funAdmin.php
@@ -24,8 +24,7 @@ function SpGetPinyin($str, $ishead = 0, $isclose = 1)
     if ($pinyins==null) {
         $pinyins = array();
     }
-    global $cfg_bizcore_appid, $cfg_bizcore_key;
-    global $cfg_soft_lang;
+    global $cfg_bizcore_appid, $cfg_bizcore_key, $cfg_soft_lang;
     $restr = '';
     if (!empty($cfg_bizcore_appid) && !empty($cfg_bizcore_key)) {
         if ($cfg_soft_lang == "utf-8") {
diff --git a/src/user/inc/inc_pwd_functions.php b/src/user/inc/inc_pwd_functions.php
index 0e090f8a..6dcc398f 100755
--- a/src/user/inc/inc_pwd_functions.php
+++ b/src/user/inc/inc_pwd_functions.php
@@ -42,8 +42,7 @@ function random($length, $numeric = 0)
  */
 function sendmail($email, $mailtitle, $mailbody, $headers)
 {
-    global $cfg_sendmail_bysmtp, $cfg_smtp_server, $cfg_smtp_port, $cfg_smtp_usermail, $cfg_smtp_user, $cfg_smtp_password, $cfg_adminemail;
-    global $cfg_bizcore_appid,$cfg_bizcore_key;
+    global $cfg_sendmail_bysmtp, $cfg_smtp_server, $cfg_smtp_port, $cfg_smtp_usermail, $cfg_smtp_user, $cfg_smtp_password, $cfg_adminemail, $cfg_bizcore_appid, $cfg_bizcore_key;
     if (!empty($cfg_bizcore_appid) && !empty($cfg_bizcore_key)) {
         $client = new DedeBizClient();
         $client->MailSend($email,$mailtitle,$mailtitle,$mailbody);