PHP Kod: Kodu kopyalamak için üzerine çift tıklayın!
$text = "Sample sentence from KomunitasWeb, regex has become popular in web programming. Now we learn regex. According to wikipedia, Regular expressions (abbreviated as regex or deneme, with plural forms regexes, regexps, or regexen) are written in a formal language that can be interpreted by a regular expression processor";
$text = preg_replace("/b(deneme)b/i", '<span style="background:#5fc9f6">1</span>', $text);
echo $text;