From 40a4ffa85fd3bd16036a169772d5d58a9b1a9294 Mon Sep 17 00:00:00 2001
From: "John Paul E. Balandan, CPA" <paulbalandan@gmail.com>
Date: Tue, 11 Jul 2023 16:14:13 +0800
Subject: [PATCH] Parameter and return of `DOMNode::lookupNamespaceURI` are
 both nullable

---
 dom/dom_c.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/dom/dom_c.php b/dom/dom_c.php
index 9622a4ef6..2fc59e593 100644
--- a/dom/dom_c.php
+++ b/dom/dom_c.php
@@ -297,7 +297,7 @@ public function isDefaultNamespace(#[LanguageLevelTypeAware(['8.0' => 'string'],
      * @param string|null $prefix <p>
      * The prefix of the namespace.
      * </p>
-     * @return string The namespace URI of the node.
+     * @return string|null The namespace URI of the node.
      */
     #[PhpStormStubsElementAvailable(from: '8.0')]
     #[TentativeType]
@@ -306,10 +306,10 @@ public function lookupNamespaceURI(?string $prefix): ?string {}
     /**
      * Gets the namespace URI of the node based on the prefix
      * @link https://php.net/manual/en/domnode.lookupnamespaceuri.php
-     * @param string $prefix <p>
+     * @param string|null $prefix <p>
      * The prefix of the namespace.
      * </p>
-     * @return string The namespace URI of the node.
+     * @return string|null The namespace URI of the node.
      */
     #[PhpStormStubsElementAvailable(from: '5.3', to: '7.4')]
     public function lookupNamespaceUri($prefix) {}