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32 lines
1.1 KiB
32 lines
1.1 KiB
<?php
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/**
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* @license MIT
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* Copyright 2017 Dustin Wilson, J. King, et al.
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* See LICENSE and AUTHORS files for details
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*/
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declare(strict_types=1);
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namespace MensBeam\HTML\DOM;
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trait NonDocumentTypeChildNode {
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protected function __get_nextElementSibling(): ?Element {
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// The nextElementSibling getter steps are to return the first following sibling
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// that is an element; otherwise null.
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// PHP's DOM does this correctly already.
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$inner = $this->_innerNode;
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$result = $inner->nextElementSibling;
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return ($result !== null) ? $inner->ownerDocument->getWrapperNode($result) : null;
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}
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protected function __get_previousElementSibling(): ?Element {
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// The previousElementSibling getter steps are to return the first preceding
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// sibling that is an element; otherwise null.
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// PHP's DOM does this correctly already.
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$inner = $this->_innerNode;
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$result = $inner->previousElementSibling;
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return ($result !== null) ? $inner->ownerDocument->getWrapperNode($result) : null;
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}
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}
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