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[Yaml] Add the Yaml::DUMP_FORCE_DOUBLE_QUOTES_ON_VALUES flag to enforce double quotes around string values #20758

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Merged
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Mar 12, 2025
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[Yaml] Add the Yaml::DUMP_FORCE_DOUBLE_QUOTES_ON_VALUES flag to enforce double quotes around string values #20758

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17 changes: 17 additions & 0 deletions components/yaml.rst
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Expand Up @@ -450,6 +450,23 @@ By default, digit-only array keys are dumped as integers. You can use the
$dumped = Yaml::dump([200 => 'foo'], 2, 4, Yaml::DUMP_NUMERIC_KEY_AS_STRING);
// '200': foo

Dumping Double Quotes on Values
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

By default, only unsafe values are double quoted. In some scenarios, quoting
even safe values is encouraged by various inspectors. You can use the
``DUMP_FORCE_DOUBLE_QUOTES_ON_VALUES`` flag to enforce double quotes::

$dumped = Yaml::dump(['foo' => 'bar']);
// foo: bar

$dumped = Yaml::dump(['foo' => 'bar'], 2, 4, Yaml::DUMP_FORCE_DOUBLE_QUOTES_ON_VALUES);
// foo: "bar"

.. versionadded:: 7.3

The ``Yaml::DUMP_FORCE_DOUBLE_QUOTES_ON_VALUES`` flag was introduced in Symfony 7.3.

Dumping Collection of Maps
~~~~~~~~~~~~~~~~~~~~~~~~~~

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