Php 将第一个子元素解析为数组的简单html dom
考虑如下html代码Php 将第一个子元素解析为数组的简单html dom,php,arrays,foreach,simple-html-dom,Php,Arrays,Foreach,Simple Html Dom,考虑如下html代码 <html> <div class="allItems"> <div class="Item" id="12345"> <div class="ItemName">Tom</div> <div class="ItemAge">34</div> <div class="ItemGender">male</div> <
<html>
<div class="allItems">
<div class="Item" id="12345">
<div class="ItemName">Tom</div>
<div class="ItemAge">34</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="17892">
<div class="ItemName">Dick</div>
<div class="ItemAge">23</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="98776">
<div class="ItemName">Harry</div>
<div class="ItemAge">65</div>
<div class="ItemGender">male</div>
</div>
</div>
</html>
相反,这是我得到的
因此,我的问题是:
如何获得所需的数组?您的思路是正确的,唯一需要考虑的是将div的索引设置为
find
函数的第二个参数。请查看以下解决方案:
include_once("simple_html_dom.php");
$str = '<html>
<div class="allItems">
<div class="Item" id="12345">
<div class="ItemName">Tom</div>
<div class="ItemAge">34</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="17892">
<div class="ItemName">Dick</div>
<div class="ItemAge">23</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="98776">
<div class="ItemName">Harry</div>
<div class="ItemAge">65</div>
<div class="ItemGender">male</div>
</div>
</div>
</html>';
$html = str_get_html($str); //this pulls the html code fine
//this is where my array constructions does not work
$i = 0;
foreach ($html->find('div.allItems > *') as $article) {
$item['name'] = $html->find('div.ItemName', $i)->plaintext;
$item['age'] = $html->find('div.ItemAge',$i)->plaintext;
$item['gender'] = $html->find('div.ItemGender', $i)->plaintext;
$articles[] = $item;
$i++;
}
print_r($articles);
您想要的是
$article->find
,而不是$html->find
。明白为什么了吗?我不想成为批评家,但这是用foreach接近我需要的数值$1的糟糕方法,这是用于数组的。您可以只为($i=1;$i find('div.allItems>*'))执行$i++{/…
Array ( [0] => Array ( [name] => Tom [Age] => 34 [Gender] => male )
[1] => Array ( [name] => Dick [Age] => 23 [Gender] => male )
[2] => Array ( [name] => Harry [Age] => 65 [Gender] => male )
Array ( [0] => Array ( [name] => Tom [Age] => 34 [Gender] => male )
[1] => Array ( [name] => Tom [Age] => 34 [Gender] => male )
[2] => Array ( [name] => Tom [Age] => 34 [Gender] => male )
include_once("simple_html_dom.php");
$str = '<html>
<div class="allItems">
<div class="Item" id="12345">
<div class="ItemName">Tom</div>
<div class="ItemAge">34</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="17892">
<div class="ItemName">Dick</div>
<div class="ItemAge">23</div>
<div class="ItemGender">male</div>
</div>
<div class="Item" id="98776">
<div class="ItemName">Harry</div>
<div class="ItemAge">65</div>
<div class="ItemGender">male</div>
</div>
</div>
</html>';
$html = str_get_html($str); //this pulls the html code fine
//this is where my array constructions does not work
$i = 0;
foreach ($html->find('div.allItems > *') as $article) {
$item['name'] = $html->find('div.ItemName', $i)->plaintext;
$item['age'] = $html->find('div.ItemAge',$i)->plaintext;
$item['gender'] = $html->find('div.ItemGender', $i)->plaintext;
$articles[] = $item;
$i++;
}
print_r($articles);
Array
(
[0] => Array
(
[name] => Tom
[age] => 34
[gender] => male
)
[1] => Array
(
[name] => Dick
[age] => 23
[gender] => male
)
[2] => Array
(
[name] => Harry
[age] => 65
[gender] => male
)
)