3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $foo = "<a href='http://demowww.wavebid.com/content/openPdfFile.html?id=7828114'> <img src=\"http://www.wavebid.com/images/icons/pdf-128x128.jpg\" style=\"height: 25px\"/>IPv4_Multicast.pdf</a> <br /> <a href='http://demowww.wavebid.com/content/openPdfFile.html?id=7828115'> <img src=\"http://www.wavebid.com/images/icons/pdf-128x128.jpg\" style=\"height: 25px\"/>IPv6.pdf</a><br />"; preg_match_all("im#<a href='(.*)'>|/>(.*?)<#", $foo, $m); var_dump($m);
Output for 5.2.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match_all(): Delimiter must not be alphanumeric or backslash in /in/tL7CJ on line 8 NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: Delimiter must not be alphanumeric or backslash in /in/tL7CJ on line 8 NULL
Output for 4.3.11 - 5.1.6
Warning: preg_match_all(): Delimiter must not be alphanumeric or backslash in /in/tL7CJ on line 8 array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Delimiter must not be alphanumeric or backslash in /in/tL7CJ on line 8 array(0) { }