[英]PHP : Simple DOM Parser how to iterate this html
I trying to iterate over this following html using simple html dom parser but not getting to next node. 我试图使用简单的html dom解析器迭代这个跟随html,但没有到达下一个节点。
<div class="category-products">
<ul class="products-grid">
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
</ul>
<ul class="products-grid">
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
</ul>
<ul class="products-grid">
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
<li><a href="http://someurl.com">Text</a></li>
</ul>
</div>
I want to iterate over each li and a for ul.products-grid but i am not getting to next ul tag I have used this code yet. 我想迭代每个li和一个ul.products-grid但我没有到达下一个ul标签我已经使用了这个代码。
require_once('simple_html_dom.php');
set_time_limit(0);
ini_set('memory_limit', '1024M');
$url='http://www.somesite.com';
$html = file_get_html($url);
if(is_object($html)){
foreach ( $html->find('div.category-products') as $elem){
$data = $elem->innertext;
$strdata = str_get_html($data);
foreach ($strdata->find('ul[class="products-grid"]') as $ul) {
//not getting how to iterate over next ul tags
}
die;
}
}
Any body having any idea please help to sort it out. 任何有任何想法的机构请帮忙解决。 Thanks 谢谢
You're overcomplicating it: 你过度复杂了:
foreach ( $html->find('div.category-products li a') as $a){
// do something with $a
}
You may try this 你可以试试这个
$url='http://www.somesite.com';
$html = file_get_html($url);
if(is_object($html)){
foreach ( $html->find('div.category-products .products-grid') as $ul){
// To iterate al li tags use following
foreach ( $ul->find('li') as $li ) echo $li. '<br />';
// To iterate al a tags use following
foreach ( $ul->find('li a') as $a ) echo $a. '<br />';
}
}
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