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fix null checks

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This commit is contained in:
Dennis Eichhorn 2023-10-15 19:58:55 +00:00
parent 2b6e7b008d
commit dcc60246df
1 changed files with 6 additions and 2 deletions
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8
Stdlib/Tree/BinarySearchTree.php
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@ -257,7 +257,9 @@ class BinarySearchTree
} }
} }
$temp->parent = $node?->parent; if ($temp !== null) {
$temp->parent = $node->parent;
}
$node = null; $node = null;
@ -278,7 +280,9 @@ class BinarySearchTree
} }
} }
$temp->parent = $node?->parent; if ($temp !== null) {
$temp->parent = $node->parent;
}
$node = null; $node = null;