<?php
// Clear opcache
if (function_exists('opcache_reset')) {
    opcache_reset();
    echo "OPcache cleared successfully!<br>";
} else {
    echo "OPcache is not enabled<br>";
}

// Clear realpath cache
clearstatcache(true);
echo "Realpath cache cleared!<br>";

// Check if file has correct syntax
$file = __DIR__ . '/../app/Http/Controllers/StudentQuizController.php';
echo "<br>Checking file: $file<br>";
$result = exec("php -l \"$file\" 2>&1", $output, $return);
echo "Syntax check: " . implode("<br>", $output);

echo "<br><br><strong>Now try accessing your exam page again!</strong>";
echo "<br><a href='/testapp/exams/student/start-exam/mcqaa'>Go to Exam</a>";