PhpSpreadsheet/tests/data/Calculation/DateTime/MONTH.php

<?php

return [
    [
        null,
        1,
    ],
    [
        0,
        1,
    ],
    [
        22269.0,
        12,
    ],
    [
        30348.0,
        2,
    ],
    [
        30843.0,
        6,
    ],
    [
        '11-Nov-1918',
        11,
    ],
    [
        '28-Feb-1904',
        2,
    ],
    [
        '01 Jul 2003',
        7,
    ],
    [
        38094,
        4,
    ],
    [
        'Dec 2003',
        12,
    ],
    [
        -10,
        '#NUM!',
    ],
    [
        'ABCD',
        '#VALUE!',
    ],
];