Avoid broken XML-output when no prefix is set (3)

simplesamlphp · Sep 15, 2024 · 31e4b29 · 31e4b29
1 parent 0e52ca8
commit 31e4b29
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Attribute.php b/src/Attribute.php
@@ -108,7 +108,7 @@ public function toXML(DOMElement $parent): DOMElement
     {
         $parent->setAttributeNS(
             $this->getNamespaceURI(),
-            ($this->getNamespacePrefix() !== '')
+            in_array($this->getNamespacePrefix(), ['', null])
                 ? ($this->getNamespacePrefix() . ':' . $this->getAttrName())
                 : $this->getAttrName(),
             $this->getAttrValue(),