Php 通过SimpleXMLElement访问XML加载中的嵌套节点
我有一个具有这种结构的XML文件Php 通过SimpleXMLElement访问XML加载中的嵌套节点,php,xml,simplexml,Php,Xml,Simplexml,我有一个具有这种结构的XML文件 <?xml version="1.0" encoding="ISO-8859-1"?> <COMMUNITIES> <COMMUNITY ID="c001"> <NAME>Town Services</NAME> <TOP>50</TOP> <LEFT>50</LEFT> <
<?xml version="1.0" encoding="ISO-8859-1"?>
<COMMUNITIES>
<COMMUNITY ID="c001">
<NAME>Town Services</NAME>
<TOP>50</TOP>
<LEFT>50</LEFT>
<WIDTH>200</WIDTH>
<HEIGHT>300</HEIGHT>
<URLS>
<URL ID="U001">
<NAME>Google.com</NAME>
<URL>http://www.google.com</URL>
</URL>
<URL ID="U002">
<NAME>Bing.com</NAME>
<URL>http://www.bing.com</URL>
</URL>
<URL ID="U003">
<NAME>Yahoo.com</NAME>
<URL>http://www.yahoo.com</URL>
</URL>
<URL ID="U004">
<NAME>Aol.com</NAME>
<URL>http://www.aol.com</URL>
</URL>
</URLS>
</COMMUNITY>
</COMMUNITIES>
城市服务
50
50
200
300
古戈尔
http://www.google.com
必应网
http://www.bing.com
雅虎网站
http://www.yahoo.com
美国在线
http://www.aol.com
我能够通过这个脚本获得第一级元素名称
<?php
function get_nodes() {
// load SimpleXML
$nodes = new SimpleXMLElement('communities.xml', null, true);
foreach($nodes as $node) // loop through
{
echo "<div id = '".$node['ID']."' class= 'comdiv ui-widget-content' style = 'top: ".$node->TOP."px; left: ".$node->LEFT."px; width: ".$node->WIDTH."px; height: ".$node->HEIGHT."px;'> \n";
echo " <p class = 'comhdr editableText ui-widget-header'>".$node->NAME."</p>\n";
echo " <a href='#' onClick=\"delete_div('".$node['ID']."');\">Delete</a> \n";
echo " <a href='#' onClick=\"add_url('".$node['ID']."');\">Add URL</a> \n";
echo "</div> \n";
echo "<script type='text/javascript'>\n";
echo " $('#".$node['ID']."').resizable();\n";
echo " $('#".$node['ID']."').draggable();\n";
echo " $('#".$node['ID']."').draggable('option', 'handle', '.comhdr');\n";
echo "</script>\n";
$nodeid = $node['ID'];
$xurls = $node->URL; // WHAT IS THE WAY TO GET TO <URLS> and LOOP THOUGH ALL <URL> NODES
$nurls = sizeof($xurls);
}
echo "<script type='text/javascript'>\n";
echo " $('.editableText').editableText();\n";
echo "</script>\n";
return;
}
echo get_nodes();
?>
我不太确定您到底在寻找什么,但这可能很有用:
$node->children()代码>返回节点的子节点,您可以轻松循环:
foreach ($node->URLS->children() as $child)
{
print $child->URL;
}
HTH我不太确定您到底在寻找什么,但这可能很有用:
$node->children()代码>返回节点的子节点,您可以轻松循环:
foreach ($node->URLS->children() as $child)
{
print $child->URL;
}
HTH您可以尝试使用
$urls = $node->xpath('URLS/URL');
foreach($urls as $url) {}
但似乎您的代码中有错误。而不是$node->URL*S*;您可以使用$node->URL;。试着替换 您可以尝试使用
$urls = $node->xpath('URLS/URL');
foreach($urls as $url) {}
但似乎您的代码中有错误。而不是$node->URL*S*;您可以使用$node->URL;。试着替换 稍长一点,但对我有效
$nodes = new SimpleXMLElement('communities.xml', null, true);
foreach($nodes->COMMUNITY->URLS->URL as $url) {
echo $url['ID'];
echo $url->NAME;
echo $url->URL;
}
稍微长一点,但对我有用
$nodes = new SimpleXMLElement('communities.xml', null, true);
foreach($nodes->COMMUNITY->URLS->URL as $url) {
echo $url['ID'];
echo $url->NAME;
echo $url->URL;
}
谢谢你的建议。他们都给了我比以前更多的关于访问嵌套节点的信息。我同意杰米建议的修改版本。对于每个社区节点,我通过这个循环访问URL
foreach($node->URLS->URL as $url)
{
// Print HTML elements with the URL information
}
这是完整的工作脚本
<?php
function get_nodes() {
// load SimpleXML
$nodes = new SimpleXMLElement('communities.xml', null, true);
foreach($nodes as $node) // loop through
{
echo "<div id = '".$node['ID']."' class= 'comdiv ui-widget-content' style = 'top: ".$node->TOP."px; left: ".$node->LEFT."px;
width: ".$node->WIDTH."px; height: ".$node->HEIGHT."px;'> \n";
echo " <p class = 'comhdr editableText ui-widget-header'>".$node->NAME."</p>\n";
echo " <a href='#' onClick=\"delete_div('".$node['ID']."');\">Delete</a> \n";
echo " <a href='#' onClick=\"add_url('".$node['ID']."');\">Add URL</a> \n";
echo "</div> \n";
echo "<script type='text/javascript'>\n";
echo " $('#".$node['ID']."').resizable();\n";
echo " $('#".$node['ID']."').draggable();\n";
echo " $('#".$node['ID']."').draggable('option', 'handle', '.comhdr');\n";
echo "</script>\n";
foreach($node->URLS->URL as $url)
{
echo "<script type='text/javascript'> alert('Node: ".$node['ID']." has URLS:".$url['ID']." ".$url->NAME." ".$url->URL." ');
</script>";
}
}
echo "<script type='text/javascript'>\n";
echo " $('.editableText').editableText();\n";
echo "</script>\n";
return;
}
echo get_nodes();
?>
谢谢你的建议。他们都给了我比以前更多的关于访问嵌套节点的信息。我同意杰米建议的修改版本。对于每个社区节点,我通过这个循环访问URL
foreach($node->URLS->URL as $url)
{
// Print HTML elements with the URL information
}
这是完整的工作脚本
<?php
function get_nodes() {
// load SimpleXML
$nodes = new SimpleXMLElement('communities.xml', null, true);
foreach($nodes as $node) // loop through
{
echo "<div id = '".$node['ID']."' class= 'comdiv ui-widget-content' style = 'top: ".$node->TOP."px; left: ".$node->LEFT."px;
width: ".$node->WIDTH."px; height: ".$node->HEIGHT."px;'> \n";
echo " <p class = 'comhdr editableText ui-widget-header'>".$node->NAME."</p>\n";
echo " <a href='#' onClick=\"delete_div('".$node['ID']."');\">Delete</a> \n";
echo " <a href='#' onClick=\"add_url('".$node['ID']."');\">Add URL</a> \n";
echo "</div> \n";
echo "<script type='text/javascript'>\n";
echo " $('#".$node['ID']."').resizable();\n";
echo " $('#".$node['ID']."').draggable();\n";
echo " $('#".$node['ID']."').draggable('option', 'handle', '.comhdr');\n";
echo "</script>\n";
foreach($node->URLS->URL as $url)
{
echo "<script type='text/javascript'> alert('Node: ".$node['ID']." has URLS:".$url['ID']." ".$url->NAME." ".$url->URL." ');
</script>";
}
}
echo "<script type='text/javascript'>\n";
echo " $('.editableText').editableText();\n";
echo "</script>\n";
return;
}
echo get_nodes();
?>
我得到一个错误:致命错误:在第67行的C:\inetpub\wwwroot\community\get_nodes.php中调用未定义的方法domeElement::xpath()
您的代码中似乎有错误。而不是$node->url;您可以使用$node->URL;。尝试替换。我得到一个错误:致命错误:在第67行的C:\inetpub\wwwroot\community\get_nodes.php中调用未定义的方法domeElement::xpath()
似乎代码中有错误。而不是$node->url;您可以使用$node->URL;。尝试替换。我得到了children()的一个错误:`致命错误:调用C:\inetpub\wwwroot\community\get_nodes.php中未定义的方法domeElement::children(),在第76行'使用$node->url->children()进行尝试。我错了!我得到了children()的一个错误:`致命错误:调用C:\inetpub\wwwroot\community\get\u nodes.php中未定义的方法domeElement::children(),在第76行'尝试使用$node->url->children()。我错了!因为我对特定节点的URL感兴趣,所以我不得不对代码做一些轻微的修改。在foreach($nodes…{}循环中
,我检索了如下foreach($nodes->URL->URL作为$URL){}
。这很有效。谢谢你给我指出了正确的方向。我不得不对代码做一些轻微的修改,因为我对特定节点的URL感兴趣。在foreach($nodes…{}循环中
,我检索了如下foreach($nodes->URL->URL作为$URL){}
。这很有效。谢谢你给我指明了正确的方向。