From b175798fabfe9b935be0d8219f9235a0d13ea65f Mon Sep 17 00:00:00 2001
From: terry <terry@td204.com>
Date: Wed, 3 Jun 2020 15:24:30 +0200
Subject: [PATCH] array_key_exists() on objects is deprecated

---
 model/ArrayList.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/model/ArrayList.php b/model/ArrayList.php
index 8b6b07bcb..cb4ec3c38 100644
--- a/model/ArrayList.php
+++ b/model/ArrayList.php
@@ -475,7 +475,7 @@ class ArrayList extends ViewableData implements SS_List, SS_Filterable, SS_Sorta
 			return false;
 		}
 
-		return array_key_exists($by, $firstRecord);
+        return is_array($firstRecord) ? array_key_exists($by, $firstRecord) : property_exists($by, $firstRecord);
 	}
 
 	/**