From aa5a61baefce2e54bd080de0a0e0c140b0098c3b Mon Sep 17 00:00:00 2001
From: Hypolite Petovan <hypolite@mrpetovan.com>
Date: Sat, 15 Jun 2019 17:12:36 -0400
Subject: [PATCH] Fix variable by reference notice in Module\Admin\Federation

- Addresses https://github.com/friendica/friendica/issues/6918#issuecomment-502347979
---
 src/Module/Admin/Federation.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Module/Admin/Federation.php b/src/Module/Admin/Federation.php
index 9c52845b93..8776f21e19 100644
--- a/src/Module/Admin/Federation.php
+++ b/src/Module/Admin/Federation.php
@@ -88,7 +88,7 @@ class Federation extends BaseAdminModule
 					} while (!empty($parts) && ((strlen($part) >= 40) || (strlen($part) <= 3)));
 					// only take the x.x.x part of the version, not the "release" after the dash
 					if (!empty($part) && strpos($part, '-')) {
-						$part = array_shift(explode('-', $part));
+						$part = explode('-', $part)[0];
 					}
 					if (!empty($part)) {
 						if (empty($compacted[$part])) {