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PHP and MYSQL realize user addition, deletion, modification and query
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PHP Tutorial
PHP and MYSQL realize user addition, deletion, modification and query
PHP and MYSQL realize user addition, deletion, modification and query
mysql
php
This article shares with you all the page codes for using PHP MYSQL to implement the user's addition, deletion, modification and query functions. It is very detailed and very suitable for people who are new to PHP. Friends in need can refer to it.
Recommended related mysql video tutorials: "mysql tutorial"
File List. . document content. .
dbconn.php userListt.php editUser.php editDo.php detailUser.php deleteUser.php addUser.php addDo.php
Copy after login
<?php
// 创建数据库连接
$con = mysql_connect("localhost",'root','') or die('error:'.mysql_error());
mysql_select_db('hyxx',$con) or die('error:'.mysql_error());
mysql_query('set NAMES utf8');
?>Copy after login
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>会员信息列表</title>
</head>
<body>
<table border="1" cellspacing="0" cellpadding="0" id="userList" align="center">
<tr align="center">
<td>id</td>
<td>用户名</td>
<td>密码</td>
<td>性别</td>
<td>年龄</td>
<td>出生年月</td>
<td>爱好</td>
<td>注册时间</td>
<td>最后登录时间</td>
<td>操作</td>
</tr>
<?php
require_once 'inc/dbConn.php';
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user order by id asc";
$result = mysql_query($sql,$con);
$userList = '';
while($rs = mysql_fetch_array($result)){
$userList[] = $rs;
}
// 循环用户列表
foreach ($userList as $user){
echo "
<tr>
<td> ".$user['id']."</td>
<td> ".$user['username']."</td>
<td> ".$user['password']."</td>
<td> ".$user['sex']."</td>
<td> ".$user['age']."</td>
<td> ".date("Y-m-d",$user['birthday'])."</td>
<td> ".$user['hobby']."</td>
<td> ".date("Y-m-d",$user['add_time'])."</td>
<td> ".date("Y-m-d",$user['last_login'])."</td>
<td> <a href='addUser.php'>增</a>
<a href='deleteUser.php?id=".$user['id']."');\"> 删</a>
<a href='editUser.php?id=".$user['id']."');\"> 改</a>
<a href='detailUser.php?id=".$user['id']."');\"> 查</a>
</td>
</tr>
";
}
?>
</table>
</body>
</html>Copy after login
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>编辑用户</title>
</head>
<body>
<?php
require_once 'inc/dbConn.php';
$userId=$_GET['id'];
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user where id=".$userId;
$result = mysql_query($sql,$con);
$user = mysql_fetch_array($result);
?>
<form action="editDo.php" method="post">
<input type="hidden" name="user_id" value="<?php echo $user['id']?>"/>
<table width="444" border="1" align="center">
<tr>
<td>用户名 </td>
<td> <input type="text" name="user_name" size="10" value=<?php echo $user['username'] ?> /></td>
</tr>
<tr>
<td>密码</td>
<td> <input type="password" name="password" size="10" value=<?php echo $user['password'] ?> /></td>
</tr>
<tr>
<td>性别</td>
<td> <input type="radio" name="sex" value="男"
<?php if($user[sex]=='1') echo "checked=\"checked\"" ?> /> 男<input type="radio" name="sex" value="女" <?php if($user[sex]=='2') echo "checked=\"checked\"" ?>
/> 女 </td>
</tr>
<tr>
<td>年龄</td>
<td> <input type="text" name="age" size="3" value=<?php echo $user['age'] ?> /></td>
</tr>
<tr>
<td>出生年月</td>
<td>
<!-- 1。取得年月日。2。相应的年月日。。。你懂的 -->
<?php
$birday_y=date("Y",$user['birthday']);
$birday_m=date("m",$user['birthday']);
$birday_d=date("d",$user['birthday']);
?>
<select name="birthday_y">
<option value="1980" <?php if($birday_y==1980) echo "selected=\"selected\""; ?> >1980</option>
<option value="1981" <?php if($birday_y==1981) echo "selected=\"selected\""; ?> >1981</option>
<option value="1982" <?php if($birday_y==1982) echo "selected=\"selected\""; ?> >1982</option>
<option value="1983" <?php if($birday_y==1983) echo "selected=\"selected\""; ?> >1983</option>
<option value="1984" <?php if($birday_y==1984) echo "selected=\"selected\""; ?> >1984</option>
<option value="1985" <?php if($birday_y==1985) echo "selected=\"selected\""; ?> >1985</option>
<option value="1986" <?php if($birday_y==1986) echo "selected=\"selected\""; ?> >1986</option>
<option value="1987" <?php if($birday_y==1987) echo "selected=\"selected\""; ?> >1987</option>
<option value="1988" <?php if($birday_y==1988) echo "selected=\"selected\""; ?> >1988</option>
<option value="1989" <?php if($birday_y==1989) echo "selected=\"selected\""; ?> >1989</option>
<option value="1990" <?php if($birday_y==1990) echo "selected=\"selected\""; ?> >1990</option>
</select>
年
<select name="birthday_m">
<option value="1" <?php if($birday_m==1) echo "selected=\"selected\""; ?> >1</option>
<option value="2" <?php if($birday_m==2) echo "selected=\"selected\""; ?> >2</option>
<option value="3" <?php if($birday_m==3) echo "selected=\"selected\""; ?> >3</option>
<option value="4" <?php if($birday_m==4) echo "selected=\"selected\""; ?> >4</option>
<option value="5" <?php if($birday_m==5) echo "selected=\"selected\""; ?> >5</option>
<option value="6" <?php if($birday_m==6) echo "selected=\"selected\""; ?> >6</option>
<option value="7" <?php if($birday_m==7) echo "selected=\"selected\""; ?> >7</option>
<option value="8" <?php if($birday_m==8) echo "selected=\"selected\""; ?> >8</option>
<option value="9" <?php if($birday_m==9) echo "selected=\"selected\""; ?> >9</option>
<option value="10" <?php if($birday_m==10) echo "selected=\"selected\""; ?> >10</option>
<option value="11" <?php if($birday_m==11) echo "selected=\"selected\""; ?> >11</option>
<option value="12" <?php if($birday_m==12) echo "selected=\"selected\""; ?> >12</option>
</select>
月
<select name="birthday_d">
<option value="1" <?php if($birday_d==1) echo "selected=\"selected\""; ?> >1</option>
<option value="2" <?php if($birday_d==2) echo "selected=\"selected\""; ?> >2</option>
<option value="3" <?php if($birday_d==3) echo "selected=\"selected\""; ?> >3</option>
<option value="4" <?php if($birday_d==4) echo "selected=\"selected\""; ?> >4</option>
<option value="5" <?php if($birday_d==5) echo "selected=\"selected\""; ?> >5</option>
<option value="6" <?php if($birday_d==6) echo "selected=\"selected\""; ?> >6</option>
<option value="7" <?php if($birday_d==7) echo "selected=\"selected\""; ?> >7</option>
<option value="8" <?php if($birday_d==8) echo "selected=\"selected\""; ?> >8</option>
<option value="9" <?php if($birday_d==9) echo "selected=\"selected\""; ?> >9</option>
<option value="10" <?php if($birday_d==10) echo "selected=\"selected\""; ?> >10</option>
<option value="11" <?php if($birday_d==11) echo "selected=\"selected\""; ?> >11</option>
<option value="12" <?php if($birday_d==12) echo "selected=\"selected\""; ?> >12</option>
<option value="13" <?php if($birday_d==13) echo "selected=\"selected\""; ?> >13</option>
<option value="14" <?php if($birday_d==14) echo "selected=\"selected\""; ?> >14</option>
<option value="15" <?php if($birday_d==15) echo "selected=\"selected\""; ?> >15</option>
<option value="16" <?php if($birday_d==16) echo "selected=\"selected\""; ?> >16</option>
<option value="17" <?php if($birday_d==17) echo "selected=\"selected\""; ?> >17</option>
<option value="18" <?php if($birday_d==18) echo "selected=\"selected\""; ?> >18</option>
<option value="19" <?php if($birday_d==19) echo "selected=\"selected\""; ?> >19</option>
<option value="20" <?php if($birday_d==20) echo "selected=\"selected\""; ?> >20</option>
<option value="21" <?php if($birday_d==21) echo "selected=\"selected\""; ?> >21</option>
<option value="22" <?php if($birday_d==22) echo "selected=\"selected\""; ?> >22</option>
<option value="23" <?php if($birday_d==23) echo "selected=\"selected\""; ?> >23</option>
<option value="24" <?php if($birday_d==24) echo "selected=\"selected\""; ?> >24</option>
<option value="25" <?php if($birday_d==25) echo "selected=\"selected\""; ?> >25</option>
<option value="26" <?php if($birday_d==26) echo "selected=\"selected\""; ?> >26</option>
<option value="27" <?php if($birday_d==27) echo "selected=\"selected\""; ?> >27</option>
<option value="28" <?php if($birday_d==28) echo "selected=\"selected\""; ?> >28</option>
<option value="29" <?php if($birday_d==29) echo "selected=\"selected\""; ?> >29</option>
<option value="30" <?php if($birday_d==30) echo "selected=\"selected\""; ?> >30</option>
<option value="31" <?php if($birday_d==31) echo "selected=\"selected\""; ?> >31</option>
</select>
日
</td>
</tr>
<tr>
<td>爱好</td>
<td> <input type="text" name="hobby" size="44" value=<?php echo $user['hobby'] ?> /></td>
</tr>
<tr>
<td>个人简介</td>
<td> <textarea name="profile" rows="10" cols="30" ><?php echo $user['profile'] ?> </textarea> </td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="确定修改" /></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</form>
</body>
</html>Copy after login
< ;editDo.php>
<?php
require_once 'inc/dbConn.php';
////////////////////
///获取用户信息
////////////////////
$user_id = $_POST['user_id'];
$user_name = $_POST['user_name'];
$password= $_POST['password'];
if($_POST['sex']=='男')
{
$sex=1;
}
else if($_POST['sex']=='女')
{
$sex=2;
}
else $sex=3;
;
$age = $_POST['age'];
$birthday_y = $_POST['birthday_y'];
$birthday_m = $_POST['birthday_m'];
$birthday_d = $_POST['birthday_d'];
$birthday=mktime(0,0,0,$birthday_m,$birthday_d,$birthday_y);
$hobby = $_POST['hobby'];
$profile = $_POST['profile'];
$addTime=mktime(date("h"),date("m"),date("s"),date("m"),date("d"),date("Y"));
$lastLoginTime=$addTime;
$sql = "update user set username='$user_name',password='$password',sex='$sex',age='$age',birthday='$birthday',hobby='$hobby',profile='$profile' where id='$user_id'";
echo $sql;
// 执行sql语句
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
// 如果影响行数>=1,则判断添加成功,否则失败
if($rows >= 1)
{
alert("编辑成功");
href("userListt.php");
}else{
alert("编辑失败");
// href("addUser.php");
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>Copy after login
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>查看用户明细</title>
</head>
<body>
<?php
require_once 'inc/dbConn.php';
$userId=$_GET['id'];
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user where id=".$userId;
$result = mysql_query($sql,$con);
$user = mysql_fetch_array($result);
?>
<table width="444" border="1" align="center">
<tr>
<td>用户ID </td>
<td> <?php echo $userId ?> </td>
</tr>
<tr>
<td>用户名 </td>
<td> <?php echo $user['username'] ?> </td>
</tr>
<tr>
<td>密码</td>
<td> <?php echo $user['password'] ?> </td>
</tr>
<tr>
<td>性别</td>
<td> <?php if($user[sex]=='1') echo "男"; else if($user[sex]=='2') echo "女"; else "保密"; ?>
</td>
</tr>
<tr>
<td>年龄</td>
<td> <?php echo $user['age'] ?> </td>
</tr>
<tr>
<td>出生年月</td>
<td>
<!-- 1。取得年月日。2。相应的年月日。。。你懂的 -->
<?php
$birday_y=date("Y",$user['birthday']);echo $birday_y."年";
$birday_m=date("m",$user['birthday']);echo $birday_m."月";
$birday_d=date("d",$user['birthday']);echo $birday_d."日";
?>
</td>
</tr>
<tr>
<td>爱好</td>
<td> <?php echo $user['hobby'] ?> </td>
</tr>
<tr>
<td>个人简介</td>
<!--亦可框起 <td> <textarea name="profile" rows="10" cols="30" readonly><?php echo $user['profile'] ?> </textarea> </td> -->
<td> <?php echo $user['profile'] ?> </td>
</tr>
<tr>
<td colspan="2" align="center"><a href="userListt.php" >返回用户列表</a></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</body>
</html>Copy after login
<?php
// 包含数据库文件
require_once 'inc/dbConn.php';
// 获取删除的id
$id = $_GET['id'];
$row = delete($id,$con);
if($row >=1){
alert("删除成功");
}else{
alert("删除失败");
}
// 跳转到用户列表页面
href("userListt.php");
function delete($id,$con){
$sql = "delete from user where id='$id'";
// 执行删除
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
return $rows;
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>Copy after login
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>新增用户</title>
</head>
<body>
<form action="addDo.php" method="post">
<input type="hidden" name="user_id" value=" "/>
<table width="444" border="1" align="center">
<tr>
<td>用户名 </td>
<td> <input type="text" name="user_name" size="10" /></td>
</tr>
<tr>
<td>密码</td>
<td> <input type="password" name="password" size="10" /></td>
</tr>
<tr>
<td>性别</td>
<td> <input type="radio" name="sex" value="男" checked="checked" /> 男<input type="radio" name="sex" value="女" /> 女 </td>
</tr>
<tr>
<td>年龄</td>
<td> <input type="text" name="age" size="3" /></td>
</tr>
<tr>
<td>出生年月</td>
<td>
<select name="birthday_y">
<option value="1980">1980</option>
<option value="1981">1981</option>
<option value="1982">1982</option>
<option value="1983">1983</option>
<option value="1984">1984</option>
<option value="1985">1985</option>
<option value="1986">1986</option>
<option value="1987">1987</option>
<option value="1988">1988</option>
<option value="1989">1989</option>
<option value="1990">1990</option>
</select>
年
<select name="birthday_m">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
</select>
月
<select name="birthday_d">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
日
</td>
</tr>
<tr>
<td>爱好</td>
<td> <input type="text" name="hobby" size="44" /></td>
</tr>
<tr>
<td>个人简介</td>
<td> <textarea name="profile" rows="10" cols="30"></textarea></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="增加用户" /></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</form>
</body>
</html>Copy after login
<?php
require_once 'inc/dbConn.php';
////////////////////
///获取用户信息
////////////////////
$user_id = $_POST['user_id'];
$user_name = $_POST['user_name'];
echo $user_name;
$password= $_POST['password'];
if($_POST['sex']=='男')
{
$sex=1;
}
else if($_POST['sex']=='女')
{
$sex=2;
}
else $sex=3;
;
$age = $_POST['age'];
$birthday_y = $_POST['birthday_y'];
$birthday_m = $_POST['birthday_m'];
$birthday_d = $_POST['birthday_d'];
$birthday=mktime(0,0,0,$birthday_m,$birthday_d,$birthday_y);
$hobby = $_POST['hobby'];
$profile = $_POST['profile'];
$addTime=mktime(date("h"),date("m"),date("s"),date("m"),date("d"),date("Y"));
$lastLoginTime=$addTime;
$sql = "insert into user (username,password,sex,age,birthday,hobby,profile,add_time,last_login) ".
"values('$user_name','$password','$sex','$age','$birthday','$hobby','$profile','$addTime','$lastLoginTime')";
echo $sql;
// 执行sql语句
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
// 如果影响行数>=1,则判断添加成功,否则失败
if($rows >= 1){
alert("添加成功");
href("userListt.php");
}else{
alert("添加失败");
// href("addUser.php");
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>Copy after login
##
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Article summary: This article provides detailed step-by-step instructions to guide readers on how to easily install the Laravel framework. Laravel is a powerful PHP framework that speeds up the development process of web applications. This tutorial covers the installation process from system requirements to configuring databases and setting up routing. By following these steps, readers can quickly and efficiently lay a solid foundation for their Laravel project.
MySQL and phpMyAdmin: Core Features and Functions
Apr 22, 2025 am 12:12 AM
MySQL and phpMyAdmin are powerful database management tools. 1) MySQL is used to create databases and tables, and to execute DML and SQL queries. 2) phpMyAdmin provides an intuitive interface for database management, table structure management, data operations and user permission management.
MySQL vs. Other Programming Languages: A Comparison
Apr 19, 2025 am 12:22 AM
Compared with other programming languages, MySQL is mainly used to store and manage data, while other languages such as Python, Java, and C are used for logical processing and application development. MySQL is known for its high performance, scalability and cross-platform support, suitable for data management needs, while other languages have advantages in their respective fields such as data analytics, enterprise applications, and system programming.
Solve MySQL mode problem: The experience of using the TheliaMySQLModesChecker module
Apr 18, 2025 am 08:42 AM
When developing an e-commerce website using Thelia, I encountered a tricky problem: MySQL mode is not set properly, causing some features to not function properly. After some exploration, I found a module called TheliaMySQLModesChecker, which is able to automatically fix the MySQL pattern required by Thelia, completely solving my troubles.
The Compatibility of IIS and PHP: A Deep Dive
Apr 22, 2025 am 12:01 AM
IIS and PHP are compatible and are implemented through FastCGI. 1.IIS forwards the .php file request to the FastCGI module through the configuration file. 2. The FastCGI module starts the PHP process to process requests to improve performance and stability. 3. In actual applications, you need to pay attention to configuration details, error debugging and performance optimization.
