9-MASALA(+1 BALL):Bizga $a o'zgaruvchisi berilgan:
$a = 'Andijon';
O'zgaruvchidagi i nechanchi harf ekanligini php orqali aniqlang!
Bonus savol
.gif)

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Akbarali formasi</title>
</head>
<body>
<?php
if (isset($_POST['matn'])) {
$matn = isset($_POST['matn']) ? trim($_POST['matn']) : '';
$fayl = fopen('content.txt', 'w');
fwrite($fayl, $matn.' || '.time());
fclose($fayl);
echo '<META HTTP-EQUIV="Refresh" CONTENT="30">'.
'Sizning habaringiz saqlandi';
}else{ ?>
<form class="form-wrapper" action="?" method="post">
<input name="matn" placeholder="Hohlagan narsa yozing" type="text" required autofocus>
<button type="submit" name="submit" class="btn btn-primary">Saqlash</button>
</form>
<? } ?>
</body>
</html>