From f1dac23003c2ad8895136188ea503a63ac6a9710 Mon Sep 17 00:00:00 2001
From: ping-yee <611077101@mail.nknu.edu.tw>
Date: Mon, 23 Oct 2023 11:43:30 +0800
Subject: [PATCH] chore: Write out where the problem occur and the preliminary
 solution.

---
 system/Validation/Validation.php | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/system/Validation/Validation.php b/system/Validation/Validation.php
index ad95cde7bc6b..fdde5f8b71ee 100644
--- a/system/Validation/Validation.php
+++ b/system/Validation/Validation.php
@@ -168,6 +168,17 @@ public function run(?array $data = null, ?string $group = null, ?string $dbGroup
             }
 
             if (strpos($field, '*') !== false) {
+
+                // The solution I think is check whether the rule is required and the field is match with the whole array amount.
+                // If it isn't, We need to fill it up.
+                // But seems there is the better way?
+                if (in_array('required', $rules, true) === true) {
+                    dd($data, $field);
+                }
+
+                // The problem occurs here.
+                // It'll filter out the array that follow the rule.
+                // And the after code will all use the filtered array.
                 $values = array_filter(array_flatten_with_dots($data), static fn ($key) => preg_match(
                     '/^'
                     . str_replace(['\.\*', '\*\.'], ['\..+', '.+\.'], preg_quote($field, '/'))