From 568f3c2a491ae4eb0c7b684e87ddf284a1a99e21 Mon Sep 17 00:00:00 2001
From: Deuchnord <git@deuchnord.fr>
Date: Mon, 27 Mar 2023 12:00:16 +0200
Subject: [PATCH] [Serializer] Document the new `false` value for
 csv_key_separator.

See implementation at https://github.com/symfony/symfony/pull/49692
---
 components/serializer.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/serializer.rst b/components/serializer.rst
index 475b8458489..180b985c350 100644
--- a/components/serializer.rst
+++ b/components/serializer.rst
@@ -1027,7 +1027,7 @@ Option                  Description                                            D
                         line in the CSV file
 ``csv_escape_char``     Sets the escape character (at most one character)      empty string
 ``csv_key_separator``   Sets the separator for array's keys during its         ``.``
-                        flattening
+                        flattening (set to `false` to disable)
 ``csv_headers``         Sets the order of the header and data columns
                         E.g.: if ``$data = ['c' => 3, 'a' => 1, 'b' => 2]``
                         and ``$options = ['csv_headers' => ['a', 'b', 'c']]``