tidy_get_root
(PHP 5, PECL tidy:0.5.2-1.0)
tidy_get_root — Returns a tidyNode object representing the root of the tidy parse tree
Description
Procedural style:
tidyNode tidy_get_root
( tidy $object
)
Object oriented style:
tidyNode tidy->root
( void
)
Returns a tidyNode object representing the root of the tidy parse tree.
Example#1 dump nodes
<?php
$html = <<< HTML
<html><body>
<p>paragraph</p>
<br/>
</body></html>
HTML;
$tidy = tidy_parse_string($html);
dump_nodes($tidy->root(), 1);
function dump_nodes($node, $indent) {
if($node->hasChildren()) {
foreach($node->child as $child) {
echo str_repeat('.', $indent*2) . ($child->name ? $child->name : '"'.$child->value.'"'). "\n";
dump_nodes($child, $indent+1);
}
}
}
?>
上例将输出：
..html ....head ......title ....body ......p ........"paragraph" ......br
Note: 本函数仅能用于 Zend Engine 2，这意味着 PHP >= 5.0.0。
