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[Form] added prototype_data option in CollectionType #6450

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Apr 18, 2016
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[Form] added prototype_data option in CollectionType #6450

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[Form] Document CollectionType's `prototype_data`
kgilden Oct 24, 2014
95bda57
[Form] defined default and added example CollectionType `prototype_da…
HeahDude Apr 9, 2016
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[Form] defined default and added example CollectionType `prototype_da… 
…ta` option
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@HeahDude
HeahDude committed Apr 14, 2016
commit 95bda572d77461edabb87c4ee12a91ac8b8461ea
21 changes: 19 additions & 2 deletions reference/forms/types/collection.rst
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Expand Up @@ -367,10 +367,27 @@ well as :ref:`cookbook-form-collections-new-prototype`.
prototype_data
~~~~~~~~~~~~~~

.. versionadded:: 2.8
The ``prototype_data`` option was introduced in Symfony 2.8.

**type**: ``mixed`` **default**: ``null``

Allows you to specify data for the prototype. Each new row added will initially
contain the data set by this option.
Allows you to define specific data for the prototype. Each new row added will
initially contain the data set by this option. By default, the data configured
for all entries with the ``entry_options`` option will be used.

.. code-block:: php

use Symfony\Component\Form\Extension\Core\Type\CollectionType;
use Symfony\Component\Form\Extension\Core\Type\TextType;
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The use statements are useless now. :)
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Right, I made another commit to do that change in all examples, so you can easily revert it in 3.0+ branches. Thanks!
// ...

$builder->add('tags', CollectionType::class, array(
'entry_type' => TextType::class,
'allow_add' => true,
'prototype' => true,
'prototype_data' => 'New Tag Placeholder',
));

prototype_name
~~~~~~~~~~~~~~
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