From 442becebfbb862ee76084f811cedd0ebf8c171c3 Mon Sep 17 00:00:00 2001
From: David Krause <enthus1ast@users.noreply.github.com>
Date: Fri, 21 Jan 2022 12:12:19 +0100
Subject: [PATCH] fix #92

Signed-off-by: David Krause <krause@biochem2.uni-frankfurt.de>
---
 src/EventSubscriber/ContentTypePersister.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/EventSubscriber/ContentTypePersister.php b/src/EventSubscriber/ContentTypePersister.php
index d20811b..c34a0d2 100644
--- a/src/EventSubscriber/ContentTypePersister.php
+++ b/src/EventSubscriber/ContentTypePersister.php
@@ -86,7 +86,9 @@ private function setContentFields(Content $content, Form $form, PostSubmitEvent
             }
 
             if (is_array($value)) {
-                $value = implode(', ', $value);
+                $value = implode(', ', array_map(function ($entry) {
+                  return $entry[0];
+                }, $value));
             }
             $value = (string) $value;