From 40db9c6ada1506ff56e8f4e4ec0832abb01da7bf Mon Sep 17 00:00:00 2001
From: sunhao <sunhao@chandao.com>
Date: Thu, 27 Mar 2025 16:13:03 +0800
Subject: [PATCH]  * [misc] fix zin hook query()->first/last() not work.

---
 lib/zin/core/command.class.php | 6 ++++--
 lib/zin/core/node.class.php    | 4 ++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/zin/core/command.class.php b/lib/zin/core/command.class.php
index 9d8577b4f7..41bf33d851 100644
--- a/lib/zin/core/command.class.php
+++ b/lib/zin/core/command.class.php
@@ -173,8 +173,9 @@ class command
         return $list;
     }
 
-    public static function first(array $nodes, string|array|object $selectors)
+    public static function first(array $nodes, string|array|object|null $selectors = null)
     {
+        if($selectors === null) return reset($nodes);
         foreach($nodes as $node)
         {
             $result = $node->findFirst($selectors);
@@ -183,8 +184,9 @@ class command
         return array();
     }
 
-    public static function last(array $nodes, string|array|object $selectors)
+    public static function last(array $nodes, string|array|object|null $selectors = null)
     {
+        if($selectors === null) return end($nodes);
         foreach($nodes as $node)
         {
             $result = $node->findLast($selectors);
diff --git a/lib/zin/core/node.class.php b/lib/zin/core/node.class.php
index 29915cb06e..d7ed3105cd 100644
--- a/lib/zin/core/node.class.php
+++ b/lib/zin/core/node.class.php
@@ -176,13 +176,13 @@ class node implements \JsonSerializable
     public function findFirst(string|array|object $selectors): ?node
     {
         $results = $this->find($selectors, true);
-        return empty($results) ? null : $results[0];
+        return empty($results) ? null : reset($results);
     }
 
     public function findLast(string|array|object $selectors): ?node
     {
         $results = $this->find($selectors, true, true);
-        return empty($results) ? null : $results[0];
+        return empty($results) ? null : reset($results);
     }
 
     public function prop(array|string $name, mixed $defaultValue = null): mixed