列表代码
php" id="highlighter_753102">
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
<?php
if (! $con ) {
die ( 'Could not connect: ' . mysql_error());
}
mysql_select_db( "test" , $con );
$result = mysql_query( "SELECT * FROM user" );
echo "<table border= '1' >
<tr>
<th>Username</th>
<th>Password</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 );
?>
|
删除
1
2
3
4
5
6
7
8
9
10
11
12
|
<?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 );
?>
|
添加
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
<?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 );
?>
|
修改
1
2
3
4
5
6
7
8
9
10
11
12
13
|
<?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 );
?>
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
< html >
< head >
</ head >
< body >
< br />
< h1 >Insert:</ h1 >
< form action = "insert.php" method = "post" >
username:< input type = "name" name = "username" />
< br />
password:< input type = "password" name = "password" />
< input type = "submit" value = "submit" />
</ form >
< br />< hr />< br />
< h1 >Delete</ h1 >
< form action = "delete.php" method = "post" >
username:< input type = "name" name = "username" />
< br />
Are you sure?< input type = "submit" value = "sure" />
</ form >
< br />< hr />< br />
< h1 >Update</ 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 = "submit" />
</ form >
< br />< hr />< br />
</ body >
</ html >
|
以上所述就是本文的全部内容了,希望大家能够喜欢。