PhpSpreadsheet/tests/data/Calculation/Financial/FVSCHEDULE.php

<?php

// principal, schedule, Result

return [
    [
        1.3308899999999999,
        1,
        [
            [
                0.089999999999999997,
                0.11,
                0.10000000000000001,
            ],
        ],
    ],
    [
        13.3089,
        10,
        [
            0.089999999999999997,
            0.11,
            0.10000000000000001,
        ],
    ],
    [
        12223.614571874999,
        10000,
        [
            [
                0.050000000000000003,
                0.050000000000000003,
                0.035000000000000003,
                0.035000000000000003,
                0.035000000000000003,
            ],
        ],
    ],
];