note 93694 modified in function.preg-match-all by thiago
| From: | thiago@php.net | Date: | Wed, 23 Sep 2009 13:38:30 +0000 |
| Subject: | note 93694 modified in function.preg-match-all by thiago | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-160981@lists.php.net to get a copy of this message | ||
The next function works with almost any complex xml/xhtml string
<?php
/**
* Find and close unclosed xml tags
**/
function close_tags($text) {
$patt_open =
"%((?<!</)(?<=<)[\s]*[^/!>\s]+(?=>|[\s]+[^>]*[^/]>)(?!/>))%";
$patt_close = "%((?<=</)([^>]+)(?=>))%";
if (preg_match_all($patt_open,$text,$matches))
{
$m_open = $matches[1];
if(!empty($m_open))
{
preg_match_all($patt_close,$text,$matches2);
$m_close = $matches2[1];
if (count($m_open) > count($m_close))
{
$m_open = array_reverse($m_open);
foreach ($m_close as $tag) $c_tags[$tag]++;
foreach ($m_open as $k => $tag) if ($c_tags[$tag]--<=0)
$text.='</'.$tag.'>';
}
}
}
return $text;
}
?>
--was--
The next function works with almost any complex xml/xhtml string
/**
* Find and close unclosed xml tags
**/
function close_tags($text) {
$patt_open =
"%((?<!</)(?<=<)[\s]*[^/!>\s]+(?=>|[\s]+[^>]*[^/]>)(?!/>))%";
$patt_close = "%((?<=</)([^>]+)(?=>))%";
if (preg_match_all($patt_open,$text,$matches))
{
$m_open = $matches[1];
if(!empty($m_open))
{
preg_match_all($patt_close,$text,$matches2);
$m_close = $matches2[1];
if (count($m_open) > count($m_close))
{
$m_open = array_reverse($m_open);
foreach ($m_close as $tag) $c_tags[$tag]++;
foreach ($m_open as $k => $tag) if ($c_tags[$tag]--<=0)
$text.='</'.$tag.'>';
}
}
}
return $text;
}
http://php.net/manual/en/function.preg-match-all.php