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Code Duplication    Length = 8-9 lines in 2 locations

src/voku/helper/SimpleHtmlDom.php 2 locations

@@ 633-640 (lines=8) @@
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            // Remove html element, preserving child nodes.
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            $html = $newDocument->getDocument()->getElementsByTagName('html')->item(0);
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            $fragment = $newDocument->getDocument()->createDocumentFragment();
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            if ($html !== null) {
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                while ($html->childNodes->length > 0) {
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                    /** @noinspection UnusedFunctionResultInspection */
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                    $fragment->appendChild($html->childNodes->item(0));
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                }
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                /** @noinspection UnusedFunctionResultInspection */
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                $html->parentNode->replaceChild($fragment, $html);
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            }
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            // Remove body element, preserving child nodes.

                                

                                                            

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            $body = $newDocument->getDocument()->getElementsByTagName('body')->item(0);

                                

                                                                                

                                
                                
                                    @@ 672-680 (lines=9) @@
                                
                            


                                                            

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            $html = $this->node->parentNode->getElementsByTagName('head')[0];

                                

                                                            

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            if ($this->node->parentNode->ownerDocument !== null) {

                                

                                                            

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                $fragment = $this->node->parentNode->ownerDocument->createDocumentFragment();

                                

                                                            

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                if ($html !== null) {

                                

                                                            

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                    /** @var DOMNode $html */

                                

                                                            

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                    while ($html->childNodes->length > 0) {

                                

                                                            

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                        /** @noinspection UnusedFunctionResultInspection */

                                

                                                            

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                        $fragment->appendChild($html->childNodes->item(0));

                                

                                                            

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                    }

                                

                                                            

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                    /** @noinspection UnusedFunctionResultInspection */

                                

                                                            

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                    $html->parentNode->replaceChild($fragment, $html);

                                

                                                            

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                }

                                

                                                            

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            }

                                

                                                            

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        }

                                

                                                            

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