gmarche/vendor/twig/twig/doc/filters/html_to_markdown.rst

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``html_to_markdown``
====================
.. versionadded:: 2.12
The ``html_to_markdown`` filter was added in Twig 2.12.
The ``html_to_markdown`` filter converts a block of HTML to Markdown:
.. code-block:: twig
{% apply html_to_markdown %}
<html>
<h1>Hello!</h1>
</html>
{% endapply %}
You can also add some options by passing them as an argument to the filter:
.. code-block:: twig
{% apply html_to_markdown({hard_break: false}) %}
<html>
<h1>Hello!</h1>
</html>
{% endapply %}
.. note::
The options are the ones provided by the ``league/html-to-markdown`` package.
You can also use the filter on an included file:
.. code-block:: twig
{{ include('some_template.html.twig')|html_to_markdown }}
.. note::
The ``markdown_to_html`` filter is part of the ``MarkdownExtension`` which
is not installed by default. Install it first:
.. code-block:: bash
$ composer req twig/markdown-extra
Then, use the ``twig/extra-bundle`` on Symfony projects or add the extension
explictly on the Twig environment::
use Twig\Extra\Markdown\MarkdownMarkdownExtension;
$twig = new \Twig\Environment(...);
$twig->addExtension(new MarkdownExtension());
If you are not using Symfony, you must also register the extension runtime::
use Twig\Extra\Markdown\DefaultMarkdown;
use Twig\Extra\Markdown\MarkdownRuntime;
use Twig\RuntimeLoader\RuntimeLoaderInterface;
$twig->addRuntimeLoader(new class implements RuntimeLoaderInterface {
public function load($class) {
if (MarkdownRuntime::class === $class) {
return new MarkdownRuntime(new DefaultMarkdown());
}
}
});