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<?php $phones = '123456;7890'; echo json_encode(['phones' => array_map( fn($numbers) => get_defined_vars(), explode(';', $phones) )]);
Output for 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
{"phones":[{"numbers":"123456"},{"numbers":"7890"}]}
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60.87 ms | 978 KiB | 4 Q