3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str="HTTP/1.1 200 OK Cache-Control: private Transfer-Encoding: chunked Content-Type: text/abo Server: Microsoft-IIS/7.5 content-disposition: attachment; filename=_07412052_140822_140904.gpc X-Powered-By: ASP.NET X-UA-Compatible: IE=edge,chrome=1 Strict-Transport-Security: max-age=2592000; includeSubDomains X-XSS-Protection: 1; mode=block X-Frame-Options: sameorigin Frame-Options: sameorigin Date: Thu, 04 Sep 2014 19:03:29 GMT"; $pattern="/.*content-disposition: attachment; filename=(.+)gpc.*/"; $replace="$1"; echo preg_replace($pattern, $replace, $str); ?>
Output for 4.3.0 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
HTTP/1.1 200 OK Cache-Control: private Transfer-Encoding: chunked Content-Type: text/abo Server: Microsoft-IIS/7.5 _07412052_140822_140904. X-Powered-By: ASP.NET X-UA-Compatible: IE=edge,chrome=1 Strict-Transport-Security: max-age=2592000; includeSubDomains X-XSS-Protection: 1; mode=block X-Frame-Options: sameorigin Frame-Options: sameorigin Date: Thu, 04 Sep 2014 19:03:29 GMT

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326.41 ms | 406 KiB | 459 Q