PHP -Formularvalidierung und übermittelt an die Datenbank

'if'($conn){
    
        $conn = mysqli_connect($nsme,$email,$number,$password);

        if(!$conn){
        
            die("sorry we failed to connect: ".mysqli_connect_error());
        }
        else{
            echo"connection was successful";
        }
        
        ?>
        
creato software