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[HttpClient] Document new option auto_upgrade_http_version #21500

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Oct 15, 2025
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[HttpClient] Document new option auto_upgrade_http_version #21500

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14 changes: 14 additions & 0 deletions http_client.rst
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Expand Up @@ -1789,6 +1789,17 @@ You can also pass a set of default options to your client thanks to the

// ...

.. _auto-upgrade-http-version:

.. versionadded:: 7.4

Starting in Symfony 7.4, the option `auto_upgrade_http_version` can
be set to false to disable automatic HTTP protocol version upgrade when
desired.

The automatic HTTP version upgrade is always disabled for HTTP/1.0 requests,
regardless of the option value.
Comment on lines +1799 to +1801
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I'd suggest removing this part, I'm not sure it's worth reading/learning

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The automatic HTTP version upgrade is always disabled for HTTP/1.0 requests,
regardless of the option value.
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I'd prefer to have this documented.
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I agree with @ajgarlag here. I changed this to a note directive. I know HTTP/1.0 is irrelevant these days, but this is an edge-case that can turn into user confusion and frustration if we don't mention it explicitly. Thanks.

HTTPlug
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Expand Down Expand Up @@ -1890,6 +1901,9 @@ You can also pass a set of default options to your client thanks to the

// ...


See :ref:`auto_upgrade_http_version <auto-upgrade-http-version>` option for details about how the HTTP protocol version selection works.

Native PHP Streams
~~~~~~~~~~~~~~~~~~

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