上兩節我針對guest.PHP和edit.php作了講述.需要注意的是PHP和Html的區別:
PHP通常是-->(1)<? echo("zihanonline");?>
(2)<? PHP
echo("zihanonline");
?>
(3)<script laanguage="PHP">
echo("zihanonline");
</script>
(4)<% echo("zihanonline");%>
等4種方式.不要混淆.
下面我們來研究信息管理:manage.PHP代碼.
-----------
//manage.PHP
<Html>
<head>
<title>留言管理</title>
<meta http-equiv="Content-Type" content="text/Html; charset=gb2312">
<style>
<!--
A:link {text-decoration: none ; color:0000ff}
A:visited {text-decoration: none; color:004080}
A:active {text-decoration: none}
A:hover {text-decoration: underline; color:ff0000}
BODY {FONT-SIZE: 9p}
TH {FONT-SIZE: 9pt}
TD {FONT-SIZE: 9pt}
-->
</style>
</head>
<body bgcolor="#FFFFFF" background="back.gif">
<?
include('head.htm');
include("sys.PHP");
if ($passWord!=$managepwd and $dispflag)
{
echo "<meta http-equiv=Refresh content=5;url=guest.PHP>";
echo "<center>";
echo "<font color=red>密碼錯誤!無法刪除留言!</font>";
echo "<p>程序將在3秒返回</p>";
echo "<p> <a href=http://zihanonline.longcity.Net>子漢在線</a>斑竹維護管理。</p>";
echo "<br>";
echo "</center>";
exit;
}
?>
<table width="445" border="0" align="center" bgcolor="#CCCCCC">
<form method="post" action="manage.PHP">
<?
if ($dispflag=="show")
{
$content = file($guestfile);
$count =count($content);
$text="";
for ($h=$count;$h>0;$h--)
{
$text=$text.'<tr><td>刪除第'.$h."條留言:<input type=checkbox name=check$h value=$h></td></tr>nn";
$text=$text.$content[$h-1];
}
echo "$text";
}
?>
<input type=hidden name=password value=<? echo $passWord ?>>
<?
if ($submit)
{
if ($passWord!=$managepwd)
{
echo "<meta http-equiv=Refresh content=5;url=guest.PHP>";
echo "<center>";
echo "<font color=red>密碼錯誤!無法刪除留言!</font>";
echo "<p>程序將在3秒返回</p>";
echo "<p> <a href=http://zihanonline.longcity.Net>子漢在線</a>斑竹維護管理。</p>";
echo "<br>";
echo "</center>";
exit;
}
if ($passWord==$managepwd)
{
$guest_content=file($guestfile);
$count=count($guest_content);
for ($j=1;$j<=$count;$j++)
{
$del_rec_num="check".$j;
$del_num=$$del_rec_num;
//echo "$del_num:$del_num";
$guest_content[$del_num-1]="";
}
$fp=fopen($guestfile,"w");
for ($i=0;$i<=$count-1;$i++)
{
if ($guest_content[$i]!="")
{
fputs($fp,$guest_content[$i],strlen($guest_content[$i]));
}
}
fclose($fp);
echo "<meta http-equiv=Refresh content=5;url=guest.PHP>";
echo "<center>";
echo "<p><font color=red>留言已正確刪除</font></p>";
echo "<p>程序將在3秒返回</p>";
echo "<p> <a href=http://zihanonline.longcity.Net>子漢在線</a>斑竹維護管理。</p>";
echo "<br>";
echo "</center>";
exit;
}
}
?>
<tr>
<td bgcolor="#f0f0f0">
<p align=center>
<input type=submit value=刪除 name=submit>
<input type=reset value=重寫 name=reset>
</td>
<tr>
</form>
</table>
<?include('bottom.htm');?>
</body>
</Html>
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