note 124981 added to function.preg-match
| From: | xcsv at gmx dot net | Date: | Wed, 06 May 2020 08:39:15 +0000 |
| Subject: | note 124981 added to function.preg-match | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-214584@lists.php.net to get a copy of this message | ||
As of PHP 7.2, you can use the following.
If you work with named subpatterns and dont want to bother with unnamed match result entries and
unmatched subpatterns, just replace preg_match() with named_preg_match(). This filters all unwanted
stuff out.
<?php
function named_preg_match(string $pattern , string $subject, array &$matches = null, int $flags
= 0, int $offset = 0) {
$retval = preg_match($pattern, $subject, $localmatches, PREG_UNMATCHED_AS_NULL | $flags, $offset);
if ($retval) {
foreach ($localmatches as $key => $value) {
if (is_int($key)) $value = null;
if (is_null($value)) unset($localmatches[$key]);
}
$matches = $localmatches;
}
return $retval;
}
?>
Hope this will be useful.
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Manual Page -- http://php.net/manual/en/function.preg-match.php
Edit -- https://master.php.net/note/edit/124981
Del: integrated -- https://master.php.net/note/delete/124981/integrated
Del: useless -- https://master.php.net/note/delete/124981/useless
Del: bad code -- https://master.php.net/note/delete/124981/bad+code
Del: spam -- https://master.php.net/note/delete/124981/spam
Del: non-english -- https://master.php.net/note/delete/124981/non-english
Del: in docs -- https://master.php.net/note/delete/124981/in+docs
Del: other reasons-- https://master.php.net/note/delete/124981
Reject -- https://master.php.net/note/reject/124981
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