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@ 2018-04-10T14:13:44Z

<?php

foreach (['hey foo', 'afoo', 'abarf00', 'puff'] as $s) {
    var_dump($s, preg_match('/(?!.*(foo|bar)/s', $s));
}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
preg_match: documentation ( source)

preferences:dark modelive previewkey bindings

36.2 ms | 405 KiB | 5 Q