PHP5和DOM更改XML节点属性值
拥有下一个XMLIdatzi.xml:PHP5和DOM更改XML节点属性值,php,xml,dom,domdocument,Php,Xml,Dom,Domdocument,拥有下一个XMLIdatzi.xml: <?xml version='1.0' encoding='ISO-8859-1'?> <!DOCTYPE markables SYSTEM "markables.dtd"> <markables> <markable id="markable_1" atrib="yes" span="word_1..word_4"> </markable> <markable id="markable_2
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE markables SYSTEM "markables.dtd">
<markables>
<markable id="markable_1" atrib="yes" span="word_1..word_4"> </markable>
<markable id="markable_2" atrib="no" span="word_6..word_7"> </markable>
<markable id="markable_3" atrib="yes" span="word_10..word_24"> </markable>
</markables>
这显然是写错了。我想做的是将markable_2的no改为yes。有什么想法吗?您可以在中找到这些信息
您可以在中找到此信息
使用xpath查询直接选择要更改的所有属性并对其进行操作:
foreach($xp->query('/markables/markable/@atrib[. != "yes"]') as $attrib)
{
$attrib->nodeValue = 'yes';
}
完成了。完整示例:
$xml = <<<XML
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE markables SYSTEM "markables.dtd">
<markables>
<markable id="markable_1" atrib="yes" span="word_1..word_4"> </markable>
<markable id="markable_2" atrib="no" span="word_6..word_7"> </markable>
<markable id="markable_3" atrib="yes" span="word_10..word_24"> </markable>
</markables>
XML;
$doc = new DOMDocument();
$doc->loadXML($xml);
$xp = new DOMXPath($doc);
foreach($xp->query('/markables/markable/@atrib[. != "yes"]') as $attrib)
{
$attrib->nodeValue = 'yes';
}
echo $doc->saveXML();
使用xpath查询直接选择要更改的所有属性并对其进行操作:
foreach($xp->query('/markables/markable/@atrib[. != "yes"]') as $attrib)
{
$attrib->nodeValue = 'yes';
}
完成了。完整示例:
$xml = <<<XML
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE markables SYSTEM "markables.dtd">
<markables>
<markable id="markable_1" atrib="yes" span="word_1..word_4"> </markable>
<markable id="markable_2" atrib="no" span="word_6..word_7"> </markable>
<markable id="markable_3" atrib="yes" span="word_10..word_24"> </markable>
</markables>
XML;
$doc = new DOMDocument();
$doc->loadXML($xml);
$xp = new DOMXPath($doc);
foreach($xp->query('/markables/markable/@atrib[. != "yes"]') as $attrib)
{
$attrib->nodeValue = 'yes';
}
echo $doc->saveXML();
$xml = <<<XML
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE markables SYSTEM "markables.dtd">
<markables>
<markable id="markable_1" atrib="yes" span="word_1..word_4"> </markable>
<markable id="markable_2" atrib="no" span="word_6..word_7"> </markable>
<markable id="markable_3" atrib="yes" span="word_10..word_24"> </markable>
</markables>
XML;
$doc = new DOMDocument();
$doc->loadXML($xml);
$xp = new DOMXPath($doc);
foreach($xp->query('/markables/markable/@atrib[. != "yes"]') as $attrib)
{
$attrib->nodeValue = 'yes';
}
echo $doc->saveXML();