if ($highlight_words && count($highlight_words) > 0) {
foreach ($highlight_words as $word) {
- $line["title"] = preg_replace("/(\Q$word\E)/i",
+ $word = preg_quote($word, "/");
+
+ $line["title"] = preg_replace("/($word)/i",
"<span class=\"highlight\">$1</span>", $line["title"]);
}
}