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<?php $blacklist = ['fu', 'bar']; $input = 'benutzer Eingabe fu bar'; $count = preg_match_all('/(' . implode('|', $blacklist) . ')/i', $input, $matches); If ($count > 0) { echo 'Böse Wörter: ' . implode(', ', $matches[0]); }
Output for git.master, git.master_jit, rfc.property-hooks
Böse Wörter: fu, bar

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