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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
session_start();
?>
<?php include("include/header.php"); ?>
<?php include('config.php');?>
<?php
if(isset($_SESSION["session_username"])){
header("Location: index.php");
}
if(isset($_POST["login"])){
if(!empty($_POST['username']) && !empty($_POST['password'])) {
$username=htmlspecialchars($_POST['username']);
$password=htmlspecialchars($_POST['password']);
$query=mysql_query("SELECT * FROM usertbl WHEREusername='".$username."' AND password='".$password."'");
$numrows=mysql_num_rows($query);
if($numrows!=0)
{
while($row=mysql_fetch_assoc($query))
{
$dbusername=$row['username'];
$dbpassword=$row['password'];
}
if($username == $dbusername && $password == $dbpassword)
{
session_start();
$_SESSION['session_username']=$username;
/* Перенаправление браузера */
header("Location: index.php");
}
} else {
echo "Неккоректное имя пользователя";
}
} else {
$message = "All fields are required!";
}
}
?>