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Use named arguments when guessing the type #21580

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131b5fe
Use named arguments when guessing the type
okorneliuk Nov 18, 2025
3a64f66
Fixed code block
okorneliuk Nov 18, 2025
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9 changes: 4 additions & 5 deletions forms.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -850,8 +850,7 @@ In the above example, Symfony can guess from the validation rules that the
``task`` field is a normal ``TextType`` field and the ``dueDate`` field is a
``DateType`` field.

To enable Symfony's "guessing mechanism", omit the second argument to the ``add()`` method, or
pass ``null`` to it::
To enable Symfony's "guessing mechanism", omit the second argument to the ``add()`` method::

// src/Form/Type/TaskType.php
namespace App\Form\Type;
Expand All @@ -869,8 +868,8 @@ pass ``null`` to it::
$builder
// if you don't define field options, you can omit the second argument
->add('task')
// if you define field options, pass NULL as second argument
->add('dueDate', null, ['required' => false])
// if you define field options, use named argument
->add('dueDate', options: ['required' => false])
->add('save', SubmitType::class)
;
}
Expand Down Expand Up @@ -902,7 +901,7 @@ the following options will be guessed too:

If you'd like to change one of the guessed values, override it in the options field array::

->add('task', null, ['attr' => ['maxlength' => 4]])
$builder->add('task', options: ['attr' => ['maxlength' => 4]])

.. seealso::

Expand Down