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Fix missing note about debug.dump_destination #5310

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Jul 29, 2015
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Fix missing note about debug.dump_destination #5310

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16 changes: 15 additions & 1 deletion components/var_dumper/introduction.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -104,13 +104,19 @@ original value. You can configure the limits in terms of:
* maximum number of items to dump,
* maximum string length before truncation.

Since dumping into the toolbar is not always possible - e.g. when working on a
JSON API - you can have an alternate output destination for dumps. This is
configurable with the ``debug.dump_destination`` option, that you can typically
set to ``php://stderr``.

.. configuration-block::

.. code-block:: yaml

debug:
max_items: 250
max_string_length: -1
dump_destination: ~

.. code-block:: xml

Expand All @@ -119,9 +125,17 @@ original value. You can configure the limits in terms of:
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://symfony.com/schema/dic/debug http://symfony.com/schema/dic/debug/debug-1.0.xsd">

<config max-items="250" max-string-length="-1" />
<config max-items="250" max-string-length="-1" dump-destination="null" />
</container>

.. code-block:: php

$container->loadFromExtension('debug', array(
'max_items' => 250,
'max_string_length' => -1,
'dump_destination' => null,
));

Dump Examples and Output
------------------------

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