Merge branch 'v3' of https://github.com/craftcms/cms into 4.3

CHANGELOG.md

@@ -24,6 +24,7 @@
 - Fixed a bug where element index filter HUDs were unresponsive if another one was already active for a different site/source. ([#11880](https://github.com/craftcms/cms/issues/11880))
 - Fixed a bug where newly-created subfolders on the Assets index page could appear to have the wrong indentation.
 - Fixed a UI bug where renaming a newly-created volume subfolder didn’t appear to have any effect.
+- Fixed a bug where empty URL fields would be marked as changed, even when no change was made to them. ([#11908](https://github.com/craftcms/cms/issues/11908))
 
 ### Security
 - Fixed XSS vulnerabilities.

src/fields/Date.php

@@ -241,7 +241,7 @@ protected function inputHtml(mixed $value, ?ElementInterface $element = null): s
         $timezone = $this->showTimeZone && $value ? $value->getTimezone()->getName() : Craft::$app->getTimeZone();
 
         if ($value === null) {
-            // Override the initial value being set to null by _includes/forms/field
+            // Override the initial value being set to null by CustomField::inputHtml()
             $initialValue = [];
             if ($this->showDate) {
                 $initialValue['date'] = '';

src/fields/Number.php

@@ -244,7 +244,7 @@ protected function inputHtml(mixed $value, ?ElementInterface $element = null): s
                     }
                 }
             } else {
-                // Override the initial value being set to null by _includes/forms/field
+                // Override the initial value being set to null by CustomField::inputHtml()
                 $view->setInitialDeltaValue($this->handle, [
                     'locale' => Craft::$app->getFormattingLocale()->id,
                     'value' => '',

src/fields/Url.php

@@ -248,13 +248,22 @@ protected function inputHtml(mixed $value, ?ElementInterface $element = null): s
             ],
         ]);
 
+        $view = Craft::$app->getView();
+
+        if ($value === null) {
+            // Override the initial value being set to null by CustomField::inputHtml()
+            $view->setInitialDeltaValue($this->handle, [
+                'type' => $valueType,
+                'value' => '',
+            ]);
+        }
+
         if (count($this->types) === 1) {
             return
                 Html::hiddenInput("$this->handle[type]", $valueType) .
                 $input;
         }
 
-        $view = Craft::$app->getView();
         $namespacedId = $view->namespaceInputId($id);
         $js = <<<JS
 $('#$namespacedId-type').on('change', e => {