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Avoid missing array indexes, array_map will remove indexes and this causes undefined index warnings, array_values fixes this

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Hanno Böck 2022-08-18 15:03:19 +02:00
parent f60041e494
commit 45eca7692a
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1 changed files with 1 additions and 1 deletions
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serendipity_event_freetag/serendipity_event_freetag.php
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@ -770,7 +770,7 @@ class serendipity_event_freetag extends serendipity_event
$param = array_map('urldecode', $param); // for doubled encoded tag umlauts via searchengines backlinks in sprintf
}
$param = array_map('strip_tags', $param);
$param = array_filter($param); // empty removed XSS by strip_tags
$param = array_values(array_filter($param)); // empty removed XSS by strip_tags
if (function_exists('serendipity_specialchars')) {
$serendipity['head_subtitle'] = sprintf(PLUGIN_EVENT_FREETAG_USING, implode(' + ', array_map('serendipity_specialchars', $param)));
} else {