From 7dd176a771ff395a011d7ced780b09aadca3bc3a Mon Sep 17 00:00:00 2001
From: sessingo <simon.sessingoe@gmail.com>
Date: Fri, 10 Feb 2023 22:47:45 +0100
Subject: [PATCH] Fixed strtolower php8 deprication warning

---
 src/Pecee/Http/Request.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Pecee/Http/Request.php b/src/Pecee/Http/Request.php
index 63bd5d6..7f225ea 100644
--- a/src/Pecee/Http/Request.php
+++ b/src/Pecee/Http/Request.php
@@ -364,7 +364,7 @@ class Request
      */
     public function isAjax(): bool
     {
-        return (strtolower($this->getHeader('http-x-requested-with')) === 'xmlhttprequest');
+        return (strtolower((string)$this->getHeader('http-x-requested-with')) === 'xmlhttprequest');
     }
 
     /**