php修改数据库信息代码 php数据库密码修改

php数据库内容修改代码修改如下:不用使用session传递
1.php 文件中: 修改后的代码 , 将$row["id"]作为id的参数值传递到2.php
else{
echo 'td'.'a href="https://www.04ip.com/post/2.php?id='.$row["id"].'"'.$row["id"].可以修改.'/a/td';
}
2.php修改如下:
$strSql="SELECT * from test where id=".$_GET['id'];
如何用PHP代码实现MySQL数据库的增删改查?php
$con = mysql_connect("localhost:3306","root","");
if (!$con) {
die('Could not connect: ' . mysql_error());
}
mysql_select_db("test", $con);
$result = mysql_query("SELECT * FROM user");
echo "table border='1'
tr
thUsername/th
thPassword/th
/tr";
while($row = mysql_fetch_array($result)) {
echo "tr";
echo "td" . $row['username'] . "/td";
echo "td" . $row['password'] . "/td";
echo "/tr";
}
echo "/table";
mysql_close($con);
【php修改数据库信息代码 php数据库密码修改】?
从服务器中获取用户所有信息(SQL SELECT语句)并以表格形式出现
?php
$con = mysql_connect("localhost","root","");
if (!$con) {
die('Could not connect: ' . mysql_error());
}
mysql_select_db("test", $con);
mysql_query("DELETE FROM user WHERE username = '$_POST[username]'");
mysql_close($con);
?
删除该用户所有信息delete.php
?php
$con = mysql_connect("localhost:3306","root","");
if (!$con) {
die('Could not connect: ' . mysql_error());
}
mysql_select_db("test", $con);
$sql = "INSERT INTO user (username,password)
VALUES
('$_POST[username]','$_POST[password]')";
if (!mysql_query($sql,$con)) {
die('Error: ' . mysql_error());
}
echo "1 record added";
mysql_close($con);
?
注册一个新用户insert.php
?php
$con = mysql_connect("localhost","root","");
if (!$con) {
die('Could not connect: ' . mysql_error());
}
mysql_select_db("test", $con);
mysql_query("UPDATE user SET password = '$_POST[password]' WHERE username = '$_POST[username]'");
mysql_close($con);
?
修改一个用户密码update.php
html
head
titleFORM/title
/head
body
br /
h1Insert:/h1
form action="insert.php" method="post"
username:input type="name" name="username"/
br /
password:input type="password" name="password"/
input type="submit" value="https://www.04ip.com/post/submit"/
/form
br /hr /br /
h1Delete/h1
form action="delete.php" method="post"
username:input type="name" name="username" /
br /
Are you sure?input type="submit" value="https://www.04ip.com/post/sure" /
/form
br /hr /br /
h1Update/h1
form action="update.php" method="post"
username:input type="name" name="username"/
br /
You want to change your password into:input type="password" name="password"/
input type="submit" value="https://www.04ip.com/post/submit"/
/form
br /hr /br /
/body
/html
以上三个功能php修改数据库信息代码的提交源Operate.html
php代码问题 如何修改数据库数据?共2个页面xianshi.php和edit.php$sql="update wp_prli_links set url='php修改数据库信息代码?' where id = $id ";这样不行就换种方式嘛php修改数据库信息代码,$url="?";
$sql="update wp_prli_links set url='".$url."' where id = $id ";
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