怎样用PHP写一个简单的论坛详解
答案:1 悬赏:10
解决时间 2021-01-05 16:36
- 提问者网友:溺爱和你
- 2021-01-04 16:32
怎样用PHP写一个简单的论坛详解
最佳答案
- 二级知识专家网友:野慌
- 2021-01-04 17:54
数据库的创建
CREATE DATABASE GBOOK;
CREATE TABLE `gbook` (
`id` INT( 255 ) UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`name` VARCHAr( 10 ) NOT NULL ,
`sex` TINYINT( 1 ) UNSIGNED NOT NULL ,
`email` VARCHAr( 255 ) NOT NULL ,
`info` TEXT NOT NULL ,
`ip` VARCHAr( 15 ) NOT NULL ,
`time_at` DATETIME NOT NULL
)
主要页面有:
input.html为初始页
insert.php为把输入内容送入数据库
show.php显示留言板内容
change.php修改留言板内容的界面
del.php删除留言板内容
change_ok.php修改留言板内容并送入数据库
input.html
留言版
insert.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$ip = getenv('REMOTE_ADDR');
$conn = mysql_connect("localhost","root","123456");
mysql_select_db("gbook");
$sql = "INSERT INTO `gbook` ( `id` , `name` , `sex` , `email` , `info` , `ip` , `time_at` )
VALUES (NULL , '$name', '$sex', '$email', '$info', '$ip', NOW( ))";
$result = mysql_query($sql,$conn);
$id = mysql_insert_id();
mysql_close($conn);
?>
留言成功
去留言页
show.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "SELECT * FROM gbook ORDER BY 'id' DESC"; //排序 后留言的在前面显示
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
while($row = mysql_fetch_row($result))
{ // ----if语句判断男女------
if($row[2]==1)
{ $gender = '男';}
else
{ $gender = '女'; }
?>
}
mysql_free_result($result);
?>
change.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "SELECT name, sex, email, info FROM gbook WHERe id = '$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
$row = mysql_fetch_row($result);
?>
留言版
del.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "DELETE FROM gbook WHERe id = '$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
mysql_close($conn);
?>
[返回]
change_ok.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "UPDATE `gbook` SET `name` = '$name',`sex` = '$sex',`email` = '$email',`info` = '$info' WHERe `id` ='$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
mysql_close($conn);
?>
[返回]
CREATE DATABASE GBOOK;
CREATE TABLE `gbook` (
`id` INT( 255 ) UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`name` VARCHAr( 10 ) NOT NULL ,
`sex` TINYINT( 1 ) UNSIGNED NOT NULL ,
`email` VARCHAr( 255 ) NOT NULL ,
`info` TEXT NOT NULL ,
`ip` VARCHAr( 15 ) NOT NULL ,
`time_at` DATETIME NOT NULL
)
主要页面有:
input.html为初始页
insert.php为把输入内容送入数据库
show.php显示留言板内容
change.php修改留言板内容的界面
del.php删除留言板内容
change_ok.php修改留言板内容并送入数据库
input.html
insert.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$ip = getenv('REMOTE_ADDR');
$conn = mysql_connect("localhost","root","123456");
mysql_select_db("gbook");
$sql = "INSERT INTO `gbook` ( `id` , `name` , `sex` , `email` , `info` , `ip` , `time_at` )
VALUES (NULL , '$name', '$sex', '$email', '$info', '$ip', NOW( ))";
$result = mysql_query($sql,$conn);
$id = mysql_insert_id();
mysql_close($conn);
?>
留言成功
去留言页
show.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "SELECT * FROM gbook ORDER BY 'id' DESC"; //排序 后留言的在前面显示
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
while($row = mysql_fetch_row($result))
{ // ----if语句判断男女------
if($row[2]==1)
{ $gender = '男';}
else
{ $gender = '女'; }
?>
=$row[6]?> =$row[5]?> =$row[1]?>(=$gender?>) =$row[3]?> |
=nl2br($row[4])?>">[修改] ">[删除] |
}
mysql_free_result($result);
?>
change.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "SELECT name, sex, email, info FROM gbook WHERe id = '$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
$row = mysql_fetch_row($result);
?>
del.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "DELETE FROM gbook WHERe id = '$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
mysql_close($conn);
?>
[返回]
change_ok.php
$mysql_server_name = "localhost";
$mysql_username = "root";
$mysql_password = "123456";
$mysql_database = "gbook";
$sql = "UPDATE `gbook` SET `name` = '$name',`sex` = '$sex',`email` = '$email',`info` = '$info' WHERe `id` ='$id' ";
$conn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db($mysql_database,$conn);
$result = mysql_query($sql);
mysql_close($conn);
?>
[返回]
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