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PHP: DOMNode->removeChild() - Manual

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DOMNode->replaceChild()

DOMNode->normalize()

Last updated: Wed, 19 Mar 2008

DOMNode->removeChild()

(No version information available, might be only in CVS)

DOMNode->removeChild() — Removes child from list of children

说明

DOMNode

DOMNode removeChild ( DOMNode $oldnode )

This functions removes a child from a list of children.

参数

oldnode: The removed child.

返回值

If the child could be removed the functions returns the old child.

错误／异常

DOM_NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly.
DOM_NOT_FOUND: Raised if oldnode is not a child of this node.

范例

The following example will delete the chapter element of our XML document.

Example#1 Removing a child

  <?php 
 
$doc   = new   DOMDocument  ; 
  $doc  ->  load  (  'book.xml'  ); 
 
  $book   =   $doc  ->  documentElement  ; 
 
  // we retrieve the chapter and remove it from the book 
  $chapter   =   $book  ->  getElementsByTagName  (  'chapter'  )->  item  (  0  ); 
  $oldchapter   =   $book  ->  removeChild  (  $chapter  ); 
 
echo   $doc  ->  saveXML  (); 
  ?>

上例将输出：

<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" 
          "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<book id="listing">
 <title>My lists</title>
 
</book>

参见

DOMNode->replaceChild()

DOMNode->normalize()

Last updated: Wed, 19 Mar 2008

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