From 0c6cae0ef647158b9554cad05ff39db7e7ad0d33 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylor@laravel.com>
Date: Tue, 21 Feb 2023 21:19:28 +0300
Subject: [PATCH] fix empty

---
 src/Illuminate/Collections/Arr.php | 4 ++++
 tests/Support/SupportArrTest.php   | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/src/Illuminate/Collections/Arr.php b/src/Illuminate/Collections/Arr.php
index 66f5beb34979..8ef2e770fbcf 100644
--- a/src/Illuminate/Collections/Arr.php
+++ b/src/Illuminate/Collections/Arr.php
@@ -718,6 +718,10 @@ public static function shuffle($array, $seed = null)
             return $array;
         }
 
+        if (empty($array)) {
+            return [];
+        }
+
         $keys = array_keys($array);
 
         for ($i = count($keys) - 1; $i > 0; $i--) {
diff --git a/tests/Support/SupportArrTest.php b/tests/Support/SupportArrTest.php
index cdd72c16f94a..a5aedae72983 100644
--- a/tests/Support/SupportArrTest.php
+++ b/tests/Support/SupportArrTest.php
@@ -860,6 +860,11 @@ public function testShuffle()
         $this->assertTrue($dontMatch, 'Shuffled array should not have the same order.');
     }
 
+    public function testEmptyShuffle()
+    {
+        $this->assertEquals([], Arr::shuffle([]));
+    }
+
     public function testSort()
     {
         $unsorted = [