.. include:: /Includes.rst.txt
.. index:: Events; BeforeStylesheetsRenderingEvent
.. _BeforeStylesheetsRenderingEvent:


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BeforeStylesheetsRenderingEvent
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.. versionadded:: 10.4

This event is fired once before :php:`\TYPO3\CMS\Core\Page\AssetRenderer::render[Inline]Stylesheets` renders the output.

API
===

.. include:: /CodeSnippets/Events/Core/BeforeStylesheetsRenderingEvent.rst.txt