php实现网页HTML标签补全方法

WBOY

Lepaskan： 2016-06-21 08:48:31

asal

925 orang telah melayarinya

<div class="code" style="position:relative; padding:0px; margin:0px;"><pre class="brush:java;">

function closetags($html) {

preg_match_all('#<(?!metaimgbrhrinput\b)\b([a-z]+)(?: .*)?(?#iU', $html, $result);

$openedtags = $result[1];

preg_match_all('##iU', $html, $result);

$closedtags = $result[1];

$len_opened = count($openedtags);

if (count($closedtags) == $len_opened) {

return $html;

}

$openedtags = array_reverse($openedtags);

for ($i=0; $i < $len_opened; $i++) {

if (!in_array($openedtags[$i], $closedtags)) {

$html .= '';

} else {

unset($closedtags[array_search($openedtags[$i], $closedtags)]);

}

}

return $html;

}