Question

如何删除xml中指定节点 - 技术问答

aa内容aa内容我想运行DOMDocument对象操作xml，如何删除book id为2下的name节点呢？

Answer 1

[php]aa内容1aa内容2aa内容3\';$xmldoc = new DOMDocument();$xmldoc->loadXML($xml);/* @var $booksdom DOMDocument */ $booksdom =& $xmldoc->documentElement;/* @var $bookdom DOMElement */$bookdom = $booksdom->getElementsByTagName(\'book\');foreach($bookdom as $id => $book) {? ? /* @var $book DOMElement */? ? ? ? /* @var $id DOMAttr */? ? $id = $book->getAttributeNode(\'id\');? ? if((int)$id->nodeValue == 2) {? ?? ???$booksdom->removeChild($book);? ? }? ? ? ? // other//? ? if((int)$book->attributes->item(0)->value == 2) {//? ?? ???$booksdom->removeChild($book);//? ? }}echo $xmldoc->saveXML();[/php]

Answer 2

??aa??内容??aa??内容是这样的数据吗,怎么ID都是1