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  1. <?php
  2.  
  3. $str = '(STUNNEL-SECURITY AND NOT (
  4. eventtype=sec-stunnel-client-*
  5. OR eventtype=sec-stunnel-crl-*
  6. OR eventtype=sec-stunnel-loaded-*
  7. OR eventtype=sec-stunnel-loading-*
  8. OR eventtype=sec-stunnel-no-*
  9. OR eventtype=sec-stunnel-openssl-*
  10. OR eventtype=sec-stunnel-sconnect-*
  11. OR eventtype=sec-stunnel-server-*
  12. OR eventtype=sec-stunnel-service-*
  13. OR eventtype=sec-stunnel-session-*
  14. OR eventtype=sec-stunnel-socket-*
  15. OR eventtype=sec-stunnel-ssl-*
  16. OR eventtype=sec-stunnel-stats-*
  17. OR eventtype=sec-stunnel-threading-*
  18. OR eventtype=sec-stunnel-timeout-*
  19. OR eventtype=sec-stunnel-various-*
  20. ) )';
  21.  
  22. preg_match_all("~eventtype=\K\S+~", $str, $matches);
  23.  
  24. print_r($matches[0]);
Success #stdin #stdout 0.01s 23868KB
stdin
Standard input is empty
stdout
Array
(
    [0] => sec-stunnel-client-*
    [1] => sec-stunnel-crl-*
    [2] => sec-stunnel-loaded-*
    [3] => sec-stunnel-loading-*
    [4] => sec-stunnel-no-*
    [5] => sec-stunnel-openssl-*
    [6] => sec-stunnel-sconnect-*
    [7] => sec-stunnel-server-*
    [8] => sec-stunnel-service-*
    [9] => sec-stunnel-session-*
    [10] => sec-stunnel-socket-*
    [11] => sec-stunnel-ssl-*
    [12] => sec-stunnel-stats-*
    [13] => sec-stunnel-threading-*
    [14] => sec-stunnel-timeout-*
    [15] => sec-stunnel-various-*
)