tidy_get_root
(PHP 5)
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.
例子 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);
}
}
}
?>
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上例将输出： ..html
....head
......title
....body
......p
........"paragraph"
......br |
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注: 本函数仅能用于
Zend Engine 2，这意味着 PHP >= 5.0.0。