تمرین انواع داده در پی اچ پی

                <?php
$fileName = ("") "log.txt";
echo $fileName;
?>

                <?php
$maxAttempts = ("") 3;
?>

                <?php
$exchangeRate = ("") 1.23;
?>

                <?php
$password = "123456";
$passwordLength = ""($password);
echo $passwordLength;
?>

                <?php
$phoneNumber = "0939 7660086";
$phoneNumberLength = strlen($phoneNumber);
echo $phoneNumberLength;
?>

                string hashtag = "tamrin24.com";
int hashtagLength = hashtag.Length;
Console.WriteLine(hashtagLength);

                <?php
$marketShare = 12.03298;
$roundedMarketShare = round($marketShare, 2);
echo $roundedMarketShare;
?>

                <?php
$imageResolution = "72";
echo gettype($imageResolution);

$castedImageResolution = ""$imageResolution;
echo gettype($castedImageResolution);
?>

                <?php
echo "تعداد حضار را وارد کنید";
$attendees = readline();

$chairsNeeded = ""$attendees + 10;

echo "صندلی نیاز دارید" . $chairsNeeded . "شما به";
?>

                <?php
$productPrice = "9.99";
$castedProductPrice = ""
?>