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authorDavid Siegfried <david.siegfried@uni-vechta.de>2022-11-15 11:35:36 +0000
committerDavid Siegfried <david.siegfried@uni-vechta.de>2022-11-15 11:35:36 +0000
commit90ada48fb04ebcacee431cdfb78f0a63d594ed09 (patch)
treec32909d0f774d9ffdccd6bbaa6fc088294f2523c /lib/classes/TreeAbstract.class.php
parentb8cc064f443fb1ae4de35987d25c1618bcdb122e (diff)
prevent php8-warnings, closes #1770
Closes #1770 Merge request studip/studip!1148
Diffstat (limited to 'lib/classes/TreeAbstract.class.php')
-rw-r--r--lib/classes/TreeAbstract.class.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/classes/TreeAbstract.class.php b/lib/classes/TreeAbstract.class.php
index 7cdb940..9f54654 100644
--- a/lib/classes/TreeAbstract.class.php
+++ b/lib/classes/TreeAbstract.class.php
@@ -95,7 +95,7 @@ class TreeAbstract {
public static function GetInstance($class_name, $args = null, $invalidate_cache = false)
{
static $tree_instance;
-
+ $class_hash = '';
if ($args){
$class_hash = $class_name . "_" . md5(serialize($args));
} elseif ($args === false && is_array($tree_instance)){