Last updated: Fri, 13 Nov 2009

DOMNode::hasChildNodes

(PHP 5)

DOMNode::hasChildNodes — ノードが子を保持しているかどうかを調べる

説明

bool DOMNode::hasChildNodes ( void )

この関数は、ノードが子を保持しているかどうかを調べます。

返り値

成功した場合に TRUE を、失敗した場合に FALSE を返します。

参考

DOMNode::hasAttributes - ノードが属性を保持しているかどうかを調べる

add a note User Contributed Notes
DOMNode::hasChildNodes

jintoppy at gmail dot com
28-Apr-2009 11:13


<?php



$doc = new DOMDocument;

$node = $doc->createElement("FirstMain", "First Main Node. This have child");

$doc->appendChild($node);

$childnode = $doc->createElement("childnode", "child node");

$node->appendChild($childnode);

$secondnode = $doc->createElement("SecondMain", "First Main Node. This don't have child");

$doc->appendChild($secondnode);

$doc->saveXML();

$nodeElmt = $doc->getElementsByTagName("FirstMain");

/*

if given as $nodeElmt = $doc->getElementsByTagName("childnode");

the output would be "This node has childnodes"



if given as $nodeElmt = $doc->getElementsByTagName("SecondMain");

the output would be "This node has no childnodes"



*/



foreach($nodeElmt as $nodeElmt)

{

if($nodeElmt->hasChildNodes())

{

echo "This node has childnodes";

}

else

{

echo "This node has no childnodes";

}

}



  ?>



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Output:



This node has childnodes



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add a note

DOMNode::insertBefore

DOMNode::hasAttributes

Last updated: Fri, 13 Nov 2009