$email=(empty($_POST['email']))    ? NULL : $_POST['email'];
$pwd  =(empty($_POST['password'])) ? NULL : $_POST['password'];

if ($email && $pwd && $conn){
    $sql='SELECT * FROM Usuarios WHERE email=? AND password=?';
    $stmt = $conn->prepare($sql);
    if($stmt){
        $stmt->bind_param("ss",$email,$pwd);
        $stmt->execute();
        $stmt->store_result();
        $filas=$stmt->num_rows;
        if($filas>0){
            $arrDatos=myGetResult($stmt);
            $_SESSION['usuario']=$arrDatos;
            header('Location: consola.php');
            $stmt->close();
            $conn->close();
        }
        else
        {
            echo "No se encontraron registros";
        }
    }
    else
    {
    echo "Error en la consulta: ".$stmt->error;
    }
}
else
{
    echo "Falta alguno de los datos del POST o la conexión es nula";
}
function myGetResult( $Statement ) {
    $RESULT = array();
    $Statement->store_result();
    for ( $i = 0; $i < $Statement->num_rows; $i++ ) {
        $Metadata = $Statement->result_metadata();
        $PARAMS = array();
        while ( $Field = $Metadata->fetch_field() ) {
            $PARAMS[] = &$RESULT[ $i ][ $Field->name ];
        }
        call_user_func_array( array( $Statement, 'bind_result' ), $PARAMS );
        $Statement->fetch();
    }
    return $RESULT;
}