non riesco a fargli fare la verifica della variabile e percio la var $filetxt non prende il valore assegnatogli qui:
<?php

$filetxt=$_GET["lang"];
if ("lang"=="fr")
{
$filetxt = "francese.txt";


}

$file = fopen("$filetxt","r");


if(! feof($file))
{
$riga1 = fgets($file)."
";
$riga2 = fgets($file)."
";
$riga3 = fgets($file)."
";
}

fclose($file);
?>

<div style="color:red;">


<?echo $riga1 ?></p>


<?echo $riga2 ?></p>


<?echo $riga3 ?></p>
</div>

DOVE SBAGLIO??


questi sono i seguenti mess di errore
Warning: fopen("fr"): failed to open stream: Invalid argument in c:\programmi\easyphp1-8\www\workphp\array2.php on line 11

Warning: feof(): supplied argument is not a valid stream resource in c:\programmi\easyphp1-8\www\workphp\array2.php on line 14

Warning: fgets(): supplied argument is not a valid stream resource in c:\programmi\easyphp1-8\www\workphp\array2.php on line 16

Warning: fgets(): supplied argument is not a valid stream resource in c:\programmi\easyphp1-8\www\workphp\array2.php on line 17

Warning: fgets(): supplied argument is not a valid stream resource in c:\programmi\easyphp1-8\www\workphp\array2.php on line 18

Warning: fclose(): supplied argument is not a valid stream resource in c:\programmi\easyphp1-8\www\workphp\array2.php on line 21