From d55a54217f7420fcdf817b3fb01b801ced054c24 Mon Sep 17 00:00:00 2001
From: philsbury <phil@philsbury.co.uk>
Date: Tue, 24 Jun 2025 15:51:27 +0100
Subject: [PATCH] Fix explicit nullable type warning

---
 Function.HTML-Build-Attributes.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Function.HTML-Build-Attributes.php b/Function.HTML-Build-Attributes.php
index 0fb962c..c08d88d 100644
--- a/Function.HTML-Build-Attributes.php
+++ b/Function.HTML-Build-Attributes.php
@@ -14,7 +14,7 @@
      * @return string Returns a string of HTML attributes
      *     or a empty string if $attributes is invalid or empty.
      */
-    function html_build_attributes($attributes, callable $escape = null)
+    function html_build_attributes($attributes, ?callable $escape = null)
     {
         if (is_object($attributes) && !($attributes instanceof \Traversable)) {
             $attributes = get_object_vars($attributes);