下面这段是PHP5.6，如何改成PHP8.4?
<?php
require_once("include/global.php");
?>
<html>
<head>
<?php echo getMeta('gb') ?>
<title><?php echo $_GLOBAL_CONF['SITE_NAME'] ?></title>
</head>
<link rel
="stylesheet" href
="/common.css" type
="text/css">
<style>
a {color:#616651}
.img1 {border:solid 0 black}
</style>
<BODY link
=#cc0000 leftMargin
=0 topMargin
=0 marginwidth
="0" marginheight
="0">
<?php
require_once("include/header.php");
?>
<?php /*
<div id
=ad_dl01 style
="z-index:1; visibility:visible; width:100px; position:absolute; top:115px; right:5px;">
<table border
=0 cellspacing
=0 cellpadding
=0 width
=300 style
="table-layout:fixed; word-break:break-all" bgcolor
=#d3e9FF>
<tr>
<td><iframe width
="300" height
="200" style
="border: solid 1px black; width: 600px; height: 30px;" frameborder
="0"></iframe></td>
</tr>
</table>
</div>
<script type
=text/javascript>
var step_ratio
= 0.1;
objs
= new Array();
objs_x
= new Array();
objs_y
= new Array();
function addfollowmark(name, x, y) {
i
= objs.length;
objs[i]
= document.getElementById(name);
objs_x[i]
= x;
objs_y[i]
= y;
}
function followmark() {
for(var i
=0; i<objs.length; i++) {
var fm
= objs[i];
var fm_x
= typeof(objs_x[i])
== 'string' ? eval(objs_x[i]) : objs_x[i];
var fm_y
= typeof(objs_y[i])
== 'string' ? eval(objs_y[i]) : objs_y[i];
if (fm.offsetLeft !
= document.body.scrollLeft + fm_x) {
var dx
= (document.body.scrollLeft + fm_x - fm.offsetLeft) * step_ratio;
dx
= (dx > 0 ? 1 : -1) * Math.ceil(Math.abs(dx));
fm.style.left
= fm.offsetLeft + dx;
}
if (fm.offsetTop !
= document.body.scrollTop + fm_y) {
var dy
= (document.body.scrollTop + fm_y - fm.offsetTop) * step_ratio;
dy
= (dy > 0 ? 1 : -1) * Math.ceil(Math.abs(dy));
fm.style.top
= fm.offsetTop + dy;
}
fm.style.display
= '';
}
}
addfollowmark("ad_dl01", "document.body.clientWidth-305", 115);
setInterval('followmark()',20);
</script>
*/ ?>
<
center>
<table width
=95% border
="0"
align="
center" cellpadding
="0" cellspacing
="0">
<tr>
<td><table width
="100%" border
="0" cellspacing
="0" cellpadding
="0">
<tr>
<td width
="2"><img src
="images/tb_left.jpg" width
="2" height
="28" /></td>
<td background
="images/tb_bg.jpg"><table width
="100%" border
="0" cellspacing
="0" cellpadding
="0">
<?php
if($_SESSION['ss_admin']>0) echo "
<form name
=loginform method
=post action
=/login.php>
<input type
=hidden name
=username value
='$ss_name'>
<input type
=hidden name
=password value
='$ss_password'>
";
?>
<tr>
<td width
="9"> </td>
<td width
=111><table border
="0" cellspacing
="0" cellpadding
="0">
<tr>
<td width
="2"><img src
="images/tb_sel_left.jpg" width
="2" height
="28" /></td>
<td width
="124"
align="
center" background
="images/tb_sel_bg.jpg" class
="selmenu">首页 Home</td>
<td width
="4"><img src
="images/tb_sel_right.jpg" width
="4" height
="28" /></td>
</tr>
</table></td>
<td
align="
center"><a href
=/search.php class
="menu">产品 Products</a></td>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/newest class
="menu">新产品 New Products</a></td>
<td
align="
center"><span class
="bai">|</span></td>
<?php /* <td
align="
center"><a href
=/cart.php class
="menu">Order</a></td>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/guestbook class
="menu">Guestbook</a></td>
<td
align="
center"><span class
="bai">|</span></td>*/ ?>
<td
align="
center"><a href
=/help/about.php class
="menu">联系我们 Contact us</a></td>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/register class
="menu">注册 Register</a></td>
<?php if($_SESSION['ss_admin']>0){ ?>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/admin class
="menu" target
=_blank>Admin</a> <input type
=submit value
=ReLogin style
=cursor:hand></td>
<?php } ?>
<?php
if($_SESSION['ss_userid']>0){
?>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/bill class
="menu">Bills</a></td>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/logout.php class
="menu">退出 Logout</a></td>
<?php
}else{
?>
<td
align="
center"><span class
="bai">|</span></td>
<td
align="
center"><a href
=/login.php class
="menu">登录 Login</a></td>
<?php
}
?>
</tr>
<?php
if($_SESSION['ss_admin']>0) echo "
</form>
";
?>
</table></td>
<td width
="2"><img src
="images/tb_right.jpg" width
="2" height
="28" /></td>
</tr>
</table></td>
</tr>
<tr>
<td><table width
="100%" border
="0" cellspacing
="0" cellpadding
="0">
<form name
=searchform action
=search.php method
=post>
<tr>
<td width
="6"><img src
="images/tb_bt_left.jpg" width
="6" height
="62" /></td>
<td background
="images/tb_bt_bg.jpg"><table width
="100%" border
="0" cellspacing
="0" cellpadding
="0">
<tr>
<td width
="266"
align="
center"
valign="top" class
="vd" style
="font-size:11px;color:#333333"></td>
<td height
="58"
align="
center"><select name
=key>
<option value
=model_no <? if($key
== "model_no") echo "selected"; ?>>型号 Model No.</option>
<option value
=name <? if($key
== "name") echo "selected"; ?>>名称 Name</option>
<option value
=features <? if($key
== "features") echo "selected"; ?>>规格 Features</option>
<option value
=description <? if($key
== "description") echo "selected"; ?>>说明 Descriptions</option>
<option value
=fob_port <? if($key
== "fob_port") echo "selected"; ?>>港口 Fob Port</option>
<option value
=color <? if($key
== "color") echo "selected"; ?>>颜色 Color</option>
<option value
=matial <? if($key
== "matial") echo "selected"; ?>>材料 Matial</option>
</select>
关键词 Keyword:<input type
=text size
=5 name
=value value
="<?php echo $value?>">
产品号 ProductID:<input type
=text size
=5 name
=productid value
="<?php echo $productid?>">
<input type
=hidden name
=typeid value
="<?php echo $typeid?>">
<input type
=submit name
=sub6 value
="查找 Search"></td>
</tr>
</table></td>
<td width
="7"><img src
="images/tb_bt_right.jpg" width
="7" height
="62" /></td>
</tr>
</form>
</table></td>
</tr>
</table>
<table width
=95% border
="0"
align="
center" cellpadding
="0" cellspacing
="0">
<tr>
<td
valign="top" width
=350><table width
="100%" height
="160" border
="0" cellpadding
="1" cellspacing
="1" bgcolor
="#F3F1E7">
<tr>
<td
valign="top" bgcolor
="#FFFFFF"><table width
="100%" border
="0" cellspacing
="0" cellpadding
=5>
<tr>
<td height
="22"
align="left" bgcolor
="#E7E4D2"></td>
</tr>
<tr>
<td height
="350"
align="left" class
="vd"><FONT style
=font-size:14px;color:#000000;line-height:22px><?php include "include/html/notice1.html";?><FONT></td>
</tr>
<tr>
<td height
="1" bgcolor
="#f5f5f5"></td></tr>
<tr>
<td height
="20"
align="right"><a href
=/help/about.php class
="blue" target
=_blank>联系我们 Contact Us</a> | <a href
=/help/about.php class
="blue" target
=_blank>更多 More</a> </td>
</tr>
</table></td>
</tr>
</table></td>
<td width
="5"> </td>
<td>
<table cellspacing
=0 cellpadding
=0
align="
center" bgcolor
=#ffffff>
<tr><td
align=center>
<?php /*
<font style
=font-size:5px><br></font><table border
=0 cellspacing
=0 cellpadding
=0>
<tr>
<td
align=center width
=311><img src
=images/100001.jpg class
=img1><font style
=font-size:5px><br><br></font></td>
<td bgcolor
=#c1c69d width
=1></td>
<td
align=center width
=311><table cellspacing
=0 cellpadding
=0
align="
center">
<tr
align=center>
<td colspan
=2 height
=5></td>
</tr>
<tr
align=center>
<td><a href
=search.php?typeid
=1001000><img src
=images/200001.jpg alt
="Molding Case" class
=img1></a></td>
<td><a href
=search.php?typeid
=1002000><img src
=images/200002.jpg alt
="Assembled Case" class
=img1></a></td>
</tr>
<tr
align=center>
<td><a href
=search.php?typeid
=1003000><img src
=images/200003.jpg alt
="Instrument Box" class
=img1></a></td>
<td><a href
=search.php?typeid
=1004000><img src
=images/200004.jpg alt
="Aluminum Box" class
=img1></a></td>
</tr>
</table><font style
=font-size:2px><br><br></font></td>
</tr>
<tr>
<td bgcolor
=#c1c69d colspan
=3></td>
</tr>
<tr>
<td
align=center><font style
=font-size:5px><br></font><table cellspacing
=0 cellpadding
=0
align="
center">
<tr
align=center>
<td><a href
=search.php?typeid
=2001000><img src
=images/300001.jpg alt
="Premium Bag" class
=img1></a></td>
<td><a href
=search.php?typeid
=2002000><img src
=images/300002.jpg alt
="Casual Bags" class
=img1></a></td>
</tr>
</table></td>
<td bgcolor
=#c1c69d width
=1></td>
<td
align=center><font style
=font-size:5px><br></font><table cellspacing
=0 cellpadding
=0
align="
center">
<tr
align=center>
<td><a href
=search.php?typeid
=3001000><img src
=images/400001.jpg alt
="Solid Wood Item" class
=img1></a></td>
<td><a href
=search.php?typeid
=3002000><img src
=images/400002.jpg alt
="Gift Item" class
=img1></a></td>
</tr>
</table></td>
</tr>
</table><font style
=font-size:5px><br></font>*/?>
<a href
=search.php><img src
=images/01.jpg alt
="Enter Please" class
=img1 width
=600></a>
</td></tr>
</table>
</td>
</tr>
</table>
<table border
=0 cellpadding
=0 cellspacing
=0><form method
=POST action
=n2e.php target
=frame1>
<tr><td
valign=middle>数字 Num<input type
=text SIZE
=16 name
=id><INPUT TYPE
=submit VALUE
="英语 EN" NAME
=s></td>
<td><IFRAME name
=frame1 frameBorder
=1 width
=780 scrolling
=no height
=26></IFRAME></td></tr></form>
</table>
<table border
=0 cellpadding
=0 cellspacing
=0><form method
=POST action
=n2c.php target
=frame2>
<tr><td
valign=middle>数字 Num<input type
=text SIZE
=16 name
=id><INPUT TYPE
=submit VALUE
="中文 CN" NAME
=s></td>
<td><IFRAME name
=frame2 frameBorder
=1 width
=780 scrolling
=no height
=26></IFRAME></td></tr></form>
</table>
<?php
require_once("include/foot.php");
?>
</
center>
</body>
</html>
本文详细介绍了HTML表格中元素的垂直（上下）和水平（左右）对齐方式，包括如何使用valign属性进行垂直对齐，如top、middle、bottom，以及如何使用align属性进行水平对齐，如LEFT、CENTER、RIGHT。
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