pass the empty string instead of null as key to array_key_exists()

xabbuh · xabbuh · commit 8efcf724c2a2 · 2025-09-07T14:01:42.000+02:00
diff --git a/src/Symfony/Component/Form/ChoiceList/ArrayChoiceList.php b/src/Symfony/Component/Form/ChoiceList/ArrayChoiceList.php
@@ -114,7 +114,7 @@ public function getChoicesForValues(array $values): array
         $choices = [];
 
         foreach ($values as $i => $givenValue) {
-            if (\array_key_exists($givenValue, $this->choices)) {
+            if (\array_key_exists($givenValue ?? '', $this->choices)) {
                 $choices[$i] = $this->choices[$givenValue];
             }
         }

Original file line number	Diff line number	Diff line change
`@@ -114,7 +114,7 @@ public function getChoicesForValues(array $values): array`
`114`	`114`	`$choices = [];`
`115`	`115`
`116`	`116`	`foreach ($values as $i => $givenValue) {`
`117`		`- if (\array_key_exists($givenValue, $this->choices)) {`
	`117`	`+ if (\array_key_exists($givenValue ?? '', $this->choices)) {`
`118`	`118`	`$choices[$i] = $this->choices[$givenValue];`
`119`	`119`	`}`
`120`	`120`	`}`