[String] Add UTF-8 encoding.

antten · antten · commit c10a2ed615d5 · 2024-07-20T19:43:39.000+02:00
diff --git a/src/Symfony/Component/String/AbstractUnicodeString.php b/src/Symfony/Component/String/AbstractUnicodeString.php
@@ -377,7 +377,7 @@ public function snake(): parent
 
         $strings = array_map(
             function (string $matchedString) {
-                return mb_strtolower($matchedString);
+                return mb_strtolower($matchedString, 'UTF-8');
             },
             $matches[0] ?? []
         );
diff --git a/src/Symfony/Component/String/ByteString.php b/src/Symfony/Component/String/ByteString.php
@@ -377,7 +377,7 @@ public function snake(): parent
 
         $strings = array_map(
             function (string $matchedString) {
-                return mb_strtolower($matchedString);
+                return mb_strtolower($matchedString, 'UTF-8');
             },
             $matches[0] ?? []
         );
