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@ 2023-01-27T00:30:21Z

<?php

    $a['a']['b']['c'] = ($a['a']['b']['c'] ?? 0) + 1;
    echo json_encode($a), PHP_EOL;

    $a['a']['b']['c'] = ($a['a']['b']['c'] ?? 0) + 1;
    echo json_encode($a), PHP_EOL;

Output
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json_encode: documentation ( source)

preferences:dark modelive previewkey bindings

26.88 ms | 404 KiB | 5 Q