Update&Outsource "value" option & update references

Author: bicpi

reference/forms/types/checkbox.rst

@@ -42,17 +42,7 @@ Example Usage
 Field Options
 -------------
 
-value
-~~~~~
-
-**type**: ``mixed`` **default**: ``1``
-
-The value that's actually used as the value for the checkbox. This does
-not affect the value that's set on your object.
-
-.. caution::
-
-    To make a checkbox checked by default, set the `data`_ option to ``true``.
+.. include:: /reference/forms/types/options/value.rst.inc
 
 Inherited options
 -----------------

reference/forms/types/options/value.rst.inc

@@ -0,0 +1,12 @@
+value
+~~~~~
+
+**type**: ``mixed`` **default**: ``1``
+
+The value that's actually used as the value for the checkbox or radio button.
+This does not affect the value that's set on your object.
+
+.. caution::
+
+    To make a checkbox or radio button checked by default, use the `data`_
+    option.

reference/forms/types/radio.rst

@@ -15,10 +15,9 @@ If you want to have a Boolean field, use :doc:`checkbox </reference/forms/types/
 +-------------+---------------------------------------------------------------------+
 | Rendered as | ``input`` ``radio`` field                                           |
 +-------------+---------------------------------------------------------------------+
-| Options     | - `value`_                                                          |
-+-------------+---------------------------------------------------------------------+
-| Inherited   | - `data`_                                                           |
-| options     | - `empty_data`_                                                     |
+| Inherited   | - `value`_                                                          |
+| options     | - `data`_                                                           |
+|             | - `empty_data`_                                                     |
 |             | - `required`_                                                       |
 |             | - `label`_                                                          |
 |             | - `label_attr`_                                                     |
@@ -33,24 +32,14 @@ If you want to have a Boolean field, use :doc:`checkbox </reference/forms/types/
 | Class       | :class:`Symfony\\Component\\Form\\Extension\\Core\\Type\\RadioType` |
 +-------------+---------------------------------------------------------------------+
 
-Field Options
--------------
-
-value
-~~~~~
-
-**type**: ``mixed`` **default**: ``1``
-
-The value that's actually used as the value for the radio button. This does
-not affect the value that's set on your object.
-
-.. caution::
-
-    To make a radio button checked by default, use the `data`_ option.
-
 Inherited Options
 -----------------
 
+These options inherit from the :doc:`checkbox </reference/forms/types/checkbox>`
+type:
+
+.. include:: /reference/forms/types/options/value.rst.inc
+
 These options inherit from the :doc:`form </reference/forms/types/form>` type:
 
 .. include:: /reference/forms/types/options/data.rst.inc