1. <?php
  3. /**
  4. * Flattens nested cookie structures.
  5. *
  6. * @param array $cookies An array of cookies, where each cookie is an associative array.
  7. * @return array A flattened array of cookies. Returns an empty array on failure.
  8. */
  9. function flattenCookies(array $cookies): array
  10. {
  11. $flattened = [];
  13. foreach ($cookies as $cookie) {
  14. if (is_array($cookie)) {
  15. foreach ($cookie as $key => $value) {
  16. if (is_array($value)) {
  17. // Recursively flatten nested arrays
  18. $flattened[$key] = flattenCookies([$value]);
  19. } else {
  20. $flattened[$key] = $value;
  21. }
  22. }
  23. } else {
  24. // Handle non-array cookie entries gracefully (e.g., skip or log)
  25. error_log("Invalid cookie entry: " . var_export($cookie, true)); // Log the error
  26. }
  27. }
  29. return $flattened;
  30. }
  32. // Example Usage (for testing)
  33. if (isset($_COOKIE['myCookie'])) {
  34. $cookies = $_COOKIE; // Get all cookies
  35. $flattenedCookies = flattenCookies($cookies);
  37. if (!empty($flattenedCookies)) {
  38. print_r($flattenedCookies);
  39. } else {
  40. echo "No cookies found or flattening failed.\n";
  41. }
  42. } else {
  43. echo "No cookies found.\n";
  44. }
  46. ?>

Add your comment