Re: A prepared statements question

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> Hello everyone,
>
> I am having a problem getting my prepared statements working. Here is my
> setup...
>
>     index.php -> authenticate.php -> admin.php
>
> 1)index.php has a login form on it so when someone enters their username
> the form redirects to another page I call authenticate.php.
>
> 2)In the authenticate.php file I want to use prepared statements to
> interact with the MySQL database. I want to compare the username submitted
> from the form with the username in the database.
>
> 3)If the login username was legitimate then you are forwarded to admin.php
>
> Its step 2 I am having problems with. Here is what I have but I don't
> think it makes any sense and it doesn't work.
>
>
> $link = mysqli_connect($hostname, $dbusername, $password, $database);
> $stmt = mysqli_prepare($link, "SELECT * FROM administrators WHERE
> adminusers=?");
> mysqli_stmt_bind_param($stmt, 's', $username);
> $result = mysqli_stmt_execute($stmt);
>
> $count=mysqli_num_rows($result);
>
> if($count==1){
> header("location:admin.php");
> } else {
> echo "Failure";
> }
>
> Any help is appreciated.
>
>
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>
>
For anyone reading this thread, here is the final code that I used...

$link = mysqli_connect($hostname, $username, $password, $database);
$stmt = mysqli_prepare($link, "SELECT * FROM administrators WHERE
adminusers=?);
mysqli_stmt_bind_param($stmt, "s", $adminuser);
mysqli_stmt_execute($stmt);
mysqli_stmt_store_result($stmt);
$count = mysqli_stmt_num_rows($stmt);

if($count==1){
header("location:admin.php");
} else {
echo "Failure";
}


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