3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testText = <<< TEXT If you are interested in redistribution or republishing of this document in whole or in part, either modified or unmodified, and you have questions, please contact the Copyright@ holders at ยป doc-license@lists.php.net. Note that this address is mapped to a publicly archived mailing list. For security related issues (in PHP or our websites) please contact security@php.net. If you would like to contact the webmasters for some other reason, please write to php-webmaster@lists.php.net. Note that this address is mapped to a mailing list and a newsgroup, so every message you send will be stored in public archives at multiple servers. TEXT; preg_match_all("/\b[A-Za-z0-9_\-\.\+]+@[A-Za-z0-9_\-\.]+\b/", $testText, $result); print_r($result[0]);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => doc-license@lists.php.net [1] => security@php.net [2] => php-webmaster@lists.php.net )

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