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<?php $data = [112, '34', 5.6, '7.8']; echo json_encode($data) . PHP_EOL; echo json_encode($data, JSON_NUMERIC_CHECK) . PHP_EOL;
Output for 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
[112,"34",5.6,"7.8"] [112,34,5.6,7.8]

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287.57 ms | 1553 KiB | 4 Q