Explicit nullable type

tvdijen · tvdijen · commit dda048c98593 · 2024-12-01T23:43:01.000+01:00
diff --git a/src/SerializableElementInterface.php b/src/SerializableElementInterface.php
@@ -44,5 +44,5 @@ public static function fromXML(DOMElement $xml): static;
      * @param \DOMElement|null $parent
      * @return \DOMElement
      */
-    public function toXML(DOMElement $parent = null): DOMElement;
+    public function toXML(?DOMElement $parent = null): DOMElement;
 }

Original file line number	Diff line number	Diff line change
`@@ -44,5 +44,5 @@ public static function fromXML(DOMElement $xml): static;`
`44`	`44`	`* @param \DOMElement\|null $parent`
`45`	`45`	`* @return \DOMElement`
`46`	`46`	`*/`
`47`		`- public function toXML(DOMElement $parent = null): DOMElement;`
	`47`	`+ public function toXML(?DOMElement $parent = null): DOMElement;`
`48`	`48`	`}`