Update api/answer.php

api/answer.php

@@ -1,5 +1,9 @@
 <?php
 
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+ini_set('display_startup_errors', 1);
+
 require_once '../includes/config.php';
 require_once '../includes/functions.php';
 require_once '../includes/jsondb.php';
@@ -22,7 +26,7 @@ $data = JsonDB::read($file);
 
 $correct = false;
 
-foreach ($data['words'] as &$word) {
+foreach ($data['words'] as $word) {
 
     if ($word['id'] === $wordId) {