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<?php $filterKeys = array( 'ticket', 'password', 'pass_word', 'passcode', 'pass_code', 'paypassword', 'pay_password' ); $key = 0; var_dump($key, $filterKeys, in_array($key, $filterKeys, true), array_search($key, $filterKeys)); exit();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
int(0) array(7) { [0]=> string(6) "ticket" [1]=> string(8) "password" [2]=> string(9) "pass_word" [3]=> string(8) "passcode" [4]=> string(9) "pass_code" [5]=> string(11) "paypassword" [6]=> string(12) "pay_password" } bool(false) bool(false)
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 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
int(0) array(7) { [0]=> string(6) "ticket" [1]=> string(8) "password" [2]=> string(9) "pass_word" [3]=> string(8) "passcode" [4]=> string(9) "pass_code" [5]=> string(11) "paypassword" [6]=> string(12) "pay_password" } bool(false) int(0)

preferences:
261.46 ms | 405 KiB | 400 Q