3v4l.org

run code in 300+ PHP versions simultaneously
<?php $url='<script type="text/ javascript">alert("NDS");</script>'; #echo str_replace('"',"A",$url); if (preg_match('javascript/',$url)) echo "ANGRIFF"; else echo "SECURE"; ?>
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/nPQOp on line 4 SECURE
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 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 - 8.1.27
Warning: preg_match(): Delimiter must not be alphanumeric or backslash in /in/nPQOp on line 4 SECURE
Output for 4.3.0 - 4.3.10
Warning: Delimiter must not be alphanumeric or backslash in /in/nPQOp on line 4 SECURE

preferences:
281.55 ms | 401 KiB | 456 Q