php+mysql method to implement user registration and login, mysql user registration_PHP tutorial

php+mysql method to realize user registration and login, mysql user registration

The example in this article describes the method of php+mysql to realize user registration and login. Share it with everyone for your reference. The specific analysis is as follows:

This is a user registration and login code implemented using php and mysql database. The function is also a relatively simple and practical user registration program. It also adds a verification code program when the user logs in. This is much safer. The code is as follows :

Copy code The code is as follows:

require_once("config.php");
If(isset($_post["submit2"])){
Mysql_select_db('a0807000225'); //This is a database table
$author=$_session["user_name"];
define(all_ps,"jinquan");
echo $username=$_post["username"];
echo $password=md5($password=$_post["password"].all_ps);
echo "
";
if($username){
if($password){
$str = "insert into `dx_user_list` ( `uid` , `m_id` , `username` , `password` ) values ​​(ascii( null ) , '1', '$username', '$password');";
$rs=mysql_query($str,$conn);
Mysql_close($conn);
}
if($rs){
echo "<script>alert('Added successfully');location.href='yonghuzc.php'</script>";
}else{
echo "<script>alert('Add failed');location.href=''yonghuzc.php'</script>";
}
}
}
?>

I hope this article will be helpful to everyone’s PHP programming design.

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