@@ -48,6 +48,59 @@ First you need to create a Constraint class and extend :class:`Symfony\\Componen
4848@Annotation `` or ``#[\Attribute] `` to the constraint class if you want to
4949use it as an annotation/attribute in other classes.
5050
51+ ..versionadded ::6.1
52+
53+ The ``#[HasNamedArguments] `` attribute was introduced in Symfony 6.1.
54+
55+ You can use ``#[HasNamedArguments] `` or ``getRequiredOptions() `` to make some constraint options required:
56+
57+ ..configuration-block ::
58+
59+ ..code-block ::php-annotations
60+
61+ // src/Validator/ContainsAlphanumeric.php
62+ namespace App\Validator;
63+
64+ use Symfony\Component\Validator\Constraint;
65+
66+ /**
67+ * @Annotation
68+ */
69+ class ContainsAlphanumeric extends Constraint
70+ {
71+ public $message = 'The string "{{ string }}" contains an illegal character: it can only contain letters or numbers.';
72+ public $mode;
73+
74+ public function getRequiredOptions(): array
75+ {
76+ return ['mode'];
77+ }
78+ }
79+
80+ code-block ::php-attributes
81+
82+ // src/Validator/ContainsAlphanumeric.php
83+ namespace App\Validator;
84+
85+ use Symfony\Component\Validator\Attribute\HasNamedArguments;
86+ use Symfony\Component\Validator\Constraint;
87+
88+ #[\Attribute]
89+ class ContainsAlphanumeric extends Constraint
90+ {
91+ public $message = 'The string "{{ string }}" contains an illegal character: it can only contain letters or numbers.';
92+
93+ public string $mode;
94+
95+ #[HasNamedArguments]
96+ public function __construct(string $mode, array $groups = null, mixed $payload = null)
97+ {
98+ parent::__construct([], $groups, $payload);
99+
100+ $this->mode = $mode;
101+ }
102+ }
103+
51104
52105-----------------------------
53106
@@ -271,7 +324,7 @@ not to the property:
271324 namespace App\Entity;
272325
273326 use App\Validator as AcmeAssert;
274-
327+
275328 /**
276329 * @AcmeAssert\ProtocolClass
277330 */