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<?php $id1 = 125; $id2 = 23; $id3 = 67; $id4 = 201; $mergeid = ($id1 << 24) + ($id2 << 16) +($id3 << 8) + $id4; $id4 = $mergeid & 0xFF; $id3 = $mergeid >> 8 & 0xFF; $id2 = $mergeid >> 16 & 0xFF; $id1 = $mergeid >> 24 & 0xFF; var_dump($id1, $id2, $id3, $id4);
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
int(125) int(23) int(67) int(201)

preferences:
112.1 ms | 1726 KiB | 4 Q