- trim: documentation ( source)
- iterator_to_array: documentation ( source)
<?php
function do_it($in)
{
$a = new DOMDocument();
$a->loadHTML($in);
$xpath = new DOMXpath($a);
foreach($xpath->query('/html/body//ul') as $node)
_handle_uls($node);
return $a->textContent;
}
function _handle_uls(DOMNode $node)
{
foreach (iterator_to_array($node->childNodes) as $subnode) {
$textNode = $subnode->ownerDocument->createTextNode('* ' . trim($subnode->textContent) . "\n");
$subnode->ownerDocument->importNode($textNode);
$subnode->parentNode->replaceChild($textNode, $subnode);
}
}
$HTML = '<ul><li>Potatoes</li><li>Tomatoes</li><li>Carrots</li></ul>';
echo do_it($HTML);