(PHP 5, PHP 7, PECL tidy 0.5.2-1.0.0)
tidy::head -- tidy_get_head — Returns a tidyNode object starting from the <head> tag of the tidy parse tree
Returns the tidyNode object.
Example #1 tidy::head() example
<?php
$html = '
<html>
<head>
<title>test</title>
</head>
<body>
<p>paragraph</p>
</body>
</html>';
$tidy = tidy_parse_string($html);
$head = $tidy->head();
echo $head->value;
?>
以上例程会输出：
<head> <title>test</title> </head>