PHP+TXT数据库带修改删除写入功能代码

弘毅 · 发表于 2019-6-30 14:01:32

文件：admin.php
数据库：info.txt管理密码：admin

<?php
ob_start();
error_reporting(0);
session_start();
/*页面设置*/
$fuwu_title = "管理中心";
/*顶部菜单设置*/
$menu_head = "<a href='?'>所有</a> | <a href='admin.php?tj=add'>添加</a> | <a href='admin.php?tj=login'>管理</a>"; //顶部菜单
$menu_admin = " | <a href='admin.php?tj=logout'>退出</a><br><a href='admin.php?tj=xiugai'>修改记录</a>" ;
?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<meta name="format-detection" content="telephone=no" />
<meta name="Copyright" content="" />
<title><?php echo $fuwu_title;?></title>
<style type="text/css">
body {font-family: 宋体;font-size: 9pt;background: #00cd00;}
a:link{color: #222;text-decoration: none;}
a:visited{text-decoration: none;/*color: #222;*/}
a:hover{text-decoration: underline;color: #FF0000;}
a:active{text-decoration: none;/*color: #999999;*/}
</style>
<script>
function del(id){
if(confirm("确定要删除吗？")){
window.location='?act=del&id='+id;
}
}
</script>
<script language=javascript>
function CheckPost()
{
if (myform.title.value.length<2)
{
alert("标题不能少于2个字符");
myform.title.focus();
return false;
}
if (myform.name.value=="")
{
alert("昵称不能为空");
myform.name.focus();
return false;
}
if (myform.content.value.length<10)
{
alert("内容不能少于10个字符");
myform.content.focus();
return false;
}
}
</script>
<?php
if($_POST['submit5']){
if($_POST['pwd']=="admin"){
$_SESSION['pwd']=$_POST['pwd'];
echo "<script language=javascript>alert('登陆成功！');window.location='admin.php'</script>";
}
}
?>
<?php
if($_GET['tj'] == 'logout'){
session_start(); //开启session
session_destroy(); //注销session
header("location:admin.php"); //跳转到首页
}
?>
<?php
if($_GET["id"]<>'' && $_GET["act"]=="del"){
$id = $_GET["id"];
$info = file_get_contents("info.txt");
$column = explode("@@@",$info); unset($column[$id]);
$noinfo = implode("@@@",$column);
file_put_contents("info.txt",$noinfo);
echo "<script language=javascript>alert('删除成功！');window.location='admin.php'</script>";
}
?>
</head>
<body>
<form name="myform" method="post" onSubmit="return CheckPost()" action="" style="margin-bottom:5px;">
<table width="100%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#B3B3B3">
<tr>
<td align="center" onclick="javascript:window.history.go(-1);" width="80"> << </td>
<td height="25" align="center" bgcolor="#EBEBEB"><?php echo $menu_head ;?><?php if($_SESSION['pwd']<>''){ echo "$menu_admin"; }?></td>
</tr>
</table>
<a name='add'> </a>
<?php
if($_GET["tj"] == add){
?>
<?php
if($_POST[submit]){
$title = $_POST["title"];
$wangzhi = $_POST["wangzhi"];
$content = file_get_contents("info.txt");
if(!$content){$insert = "{$title}%%{$wangzhi}@@@";}else{$insert = "\r\n{$title}%%{$wangzhi}@@@";}
file_put_contents("info.txt",$content.$insert);
echo "<script language=javascript>alert('登记成功！');window.location='admin.php'</script>";
}
?>
<table width="100%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#B3B3B3" brder="1">
<tr>
<td width="62" align="center" bgcolor="#FFFFFF">站名：</td>
<td width="200" bgcolor="#FFFFFF"><input type="text" name="title" style="width:80%;"/>
 *</td>
</tr>
<tr>
<td width="62" align="center" bgcolor="#FFFFFF">链接：</td>
<td width="200" bgcolor="#FFFFFF"><input type="text" name="wangzhi" style="width:80%;"/>
 *</td>
</tr>
<tr>
<td colspan="2" align="center" bgcolor="#FFFFFF">
<input name="submit" type="submit"value="提交" />  
<input name="reset" type="reset" value="重填"/> </td>
</tr>
</table>
</form>
<?php
}
?>
<a name='add'> </a>
<?php
if($_GET["id"]<>'' && $_GET["tj"] == edit){
//读取数据
$info = file_get_contents("info.txt");
$info = rtrim($info,"@");
if(strlen($info)>10){
$column = explode("@@@",$info);
foreach($column as $keys=>$values){
$message = explode("%%",$values);
if($_GET["id"]==$keys){
//修改文件操作
if($_POST[submit] && $_GET["id"]<>''){
$title = $_POST["title"];
$wangzhi = $_POST["wangzhi"];
$content = file_get_contents("info.txt");
$str1 = str_replace($message[0],$title,$content);//将数据0替换为提交1
file_put_contents("info.txt",$str1);//将数据0替换为提交1写入
$content = file_get_contents("info.txt");
$str2 = str_replace($message[1],$wangzhi,$content);//将数据1替换为提交2
file_put_contents("info.txt",$str2);//将数据1替换为提交2写入
echo "<script language=javascript>alert('修改成功！');window.location='admin.php?tj=edit&id={$_GET["id"]}'</script>";
}
?>
<table width="100%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#B3B3B3" brder="1">
<tr>
<td width="62" align="center" bgcolor="#FFFFFF">站名：</td>
<td width="200" bgcolor="#FFFFFF"><input type="text" name="title" value="<?php echo $message[0];?>" style="width:80%;"/>
 *</td>
</tr>
<tr>
<td width="62" align="center" bgcolor="#FFFFFF">链接：</td>
<td width="200" bgcolor="#FFFFFF"><input type="text" name="wangzhi" value="<?php echo $message[1];?>" style="width:80%;"/>
 *</td>
</tr>
<tr>
<td colspan="2" align="center" bgcolor="#FFFFFF"><input name="submit" type="submit"value="提交" /></td>
</tr>
</table>
</form>
<?php
}
}}}
?>
<?php
if($_GET["tj"] == xiugai){
?>
<?php
if(isset($_POST['content'])){
file_put_contents('info.txt', $_POST['content']);
echo "<p color="red">保存成功</p>";
}
$string=file('info.txt');
?>
<form action="" method="POST">
<textarea name="content" id="content" rows="20" cols="" style="width:100%;" >
<?php
for ($i=0;$i<count($string);$i++){
echo $string[$i]."";
}
?>
</textarea>
<input type="submit" name="Submit" value="提交" />
</form>
<?php
}
?>
<a name='login'> </a>
<?php if($_GET['tj'] == 'login'){ ?>
<form name="form" method="post" action="" style=" margin-top:5px;">
<table width="100%" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#B3B3B3">
<tr>
<td colspan="3" align="center" bgcolor="#EBEBEB" class="font">后台管理页</td>
</tr>
<tr>
<td width="89" align="center" bgcolor="#FFFFFF" class="font">管理密码:</td>
<td colspan="2" bgcolor="#FFFFFF" class="font">
<input name="pwd" type="text" id="pwd" size="16"/></td>
</tr>
<tr>
<td colspan="3" align="center" valign="top" bgcolor="#FFFFFF" class="font">
<input type="submit" name="submit5" value="登录" />
     
<input type="submit" name="reset" value="重置" /></td>
</tr>
</table>
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td height="5"></td>
</tr>
</table>
</form>
<?php } ?>
<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr>
<td height="5"></td>
</tr>
</table>
<?php if($_SESSION['pwd']<>''){
echo "<table width='100%' border='0' align='center' cellpadding='5' cellspacing='1' bgcolor='#B3B3B3'>
<tr>
<td align='center' bgcolor='#EBEBEB' class='font'>删除记录</td>
</tr>
</table>
";
}?>
<table width="100%" border="1" align="center" cellpadding="5" cellspacing="1" bgcolor="#B3B3B3">
<?php
$info = file_get_contents("info.txt");
$info = rtrim($info,"@");
if(strlen($info)>10){
$column = explode("@@@",$info);
foreach($column as $keys=>$values){
$message = explode("%%",$values);
?>
<tr>
<?php if($_SESSION['pwd']<>''){
echo "<td width=150><a href='javascript:del({$keys})'>[ 删除 ]</a><a href='?tj=edit&id={$keys}'>[ 修改 ]</a></td>";
}?>
<td width='130' align='right'><a href='<?php echo $message[1];?>' target='_blank'><?php echo $message[0];?></a></td>
<td><a href='<?php echo $message[1];?>' target='_blank'><?php echo $message[1];?></a></td>
</tr>
<?php
}
}
?>
</table>
<table width="100%" height="" border="0" align="center" cellpadding="5" cellspacing="1" bgcolor="#CCCCCC">
<tr>
<td align="center" bgcolor="#FFFFFF"><?php echo $fuwu_footer;?></td>
</tr>
</table>
</body>
</html>

复制代码

帐号		自动登录	找回密码
密码			加入论坛

PHP+TXT数据库带修改删除写入功能代码

浏览排行

最新发表

-- 友情链接 --

PHP+TXT数据库带修改删除写入功能代码

浏览排行

最新发表

-- 友 情 链 接 --

-- 友情链接 --