Location: PHPKode > scripts > Clever SEO Keywords > clever-seo-keywords/example/example_advanced_selector.php
<?php
// example of how to use advanced selector features
include('../simple_html_dom.php');

// -----------------------------------------------------------------------------
// descendant selector
$str = <<<HTML
<div>
    <div>
        <div class="foo bar">ok</div>
    </div>
</div>
HTML;

$html = str_get_html($str);
echo $html->find('div div div', 0)->innertext . '<br>'; // result: "ok"

// -----------------------------------------------------------------------------
// nested selector
$str = <<<HTML
<ul id="ul1">
    <li>item:<span>1</span></li>
    <li>item:<span>2</span></li>
</ul>
<ul id="ul2">
    <li>item:<span>3</span></li>
    <li>item:<span>4</span></li>
</ul>
HTML;

$html = str_get_html($str);
foreach($html->find('ul') as $ul) {
    foreach($ul->find('li') as $li)
        echo $li->innertext . '<br>';
}

// -----------------------------------------------------------------------------
// parsing checkbox
$str = <<<HTML
<form name="form1" method="post" action="">
    <input type="checkbox" name="checkbox1" value="checkbox1" checked>item1<br>
    <input type="checkbox" name="checkbox2" value="checkbox2">item2<br>
    <input type="checkbox" name="checkbox3" value="checkbox3" checked>item3<br>
</form>
HTML;

$html = str_get_html($str);
foreach($html->find('input[type=checkbox]') as $checkbox) {
    if ($checkbox->checked)
        echo $checkbox->name . ' is checked<br>';
    else
        echo $checkbox->name . ' is not checked<br>';
}
?>
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