From e6db5f10b7f164a5f63891b5fb5614244d7c8d0e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mr=C2=B7x?= <as2252258@163.com>
Date: Thu, 19 Nov 2020 18:10:44 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E5=90=8D?=
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---
 Gii/GiiModel.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Gii/GiiModel.php b/Gii/GiiModel.php
index 5c269751..50c1fe42 100644
--- a/Gii/GiiModel.php
+++ b/Gii/GiiModel.php
@@ -415,7 +415,7 @@ class ' . $managerName . ' extends ActiveRecord
 			return null;
 		}
 		return '
-	public $primary = \'' . $field . '\';';
+	public ?string $primary = \'' . $field . '\';';
 	}
 
 	/**