3v4l.org

run code in 300+ PHP versions simultaneously
<?php $content = "And so @Nick said to @Joe, hello!\n"; $contentWithMentions = $content; preg_match_all('/\s\@\w+/',$content,$matches); foreach ($matches[0] as $match) { $contentWithMentions = str_replace("$match", '<a href="user.php?user=#">'.$match.'</a>', $contentWithMentions); } echo $contentWithMentions; $contentWithMentions = preg_replace('/\s\@\w+/', '<a href="user.php?user=#">'."$0".'</a>', $content); echo $contentWithMentions;
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
And so<a href="user.php?user=#"> @Nick</a> said to<a href="user.php?user=#"> @Joe</a>, hello! And so<a href="user.php?user=#"> @Nick</a> said to<a href="user.php?user=#"> @Joe</a>, hello!
preferences:
106.78 ms | 1530 KiB | 4 Q