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@ 2021-02-08T06:13:03Z

<?php

function generateNotes($start, $numbers) {
    $notes = ['A', 'B', 'C', 'D', 'E', 'F', 'G'];
    $num_notes = count($notes);
    $indice = array_search($start, $notes);

    foreach (range(0, $numbers-1) as $number) {
        echo (($number + $indice) % $num_notes) . " ";
    }
}

echo generateNotes('E', 24);

Output
Performance
VLD
References
Branches

array_search: documentation ( source)
range: documentation ( source)

preferences:dark modelive previewkey bindings

31.26 ms | 405 KiB | 5 Q