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<?php $settings['numberOfProcesses'] = 5; $settings['processNumber'] = 1; $maxID = 1000000; $size = (int)($maxID/$settings['numberOfProcesses']); $start = (int)($size*($settings['processNumber'])); $end = (int)($size*($settings['processNumber']+1)); var_dump($start); var_dump($end);
Output for 5.6.38, 7.0.0 - 7.0.33, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
int(200000) int(400000)

preferences:
176.69 ms | 403 KiB | 212 Q