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<?php $array = unpack('Vint/cchars', hash_hmac('md5', str_pad(646, 4, '0', STR_PAD_LEFT), 'default', true)); print_r($array); echo $array['int'] & 16;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Array ( [int] => 1984279517 [chars] => -115 ) 16
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195.63 ms | 404 KiB | 180 Q