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

<?php

return [
    [
        '#VALUE!',
        '2007-1-10', 'ABC',
    ],
    [
        '#VALUE!',
        'DEF', '2007-1-1',
    ],
    [
        9,
        '2007-1-10', '2007-1-1',
    ],
    [
        364,
        '2007-12-31', '2007-1-1',
    ],
    [
        547,
        '2008-7-1', '2007-1-1',
    ],
    [
        30,
        '2007-1-31', '2007-1-1',
    ],
    [
        31,
        '2007-2-1', '2007-1-1',
    ],
    [
        58,
        '2007-2-28', '2007-1-1',
    ],
    [
        1,
        '2007-2-1', '2007-1-31',
    ],
    [
        29,
        '2007-3-1', '2007-1-31',
    ],
    [
        59,
        '2007-3-31', '2007-1-31',
    ],
    [
        244,
        '2008-9-1', '2008-1-1',
    ],
    [
        425,
        '2008-4-1', '2007-2-1',
    ],
    [
        17358,
        '2008-6-28', '1960-12-19',
    ],
    [
        9335,
        '2008-6-28', '1982-12-7',
    ],
    [
        32,
        '2000-3-31', '2000-2-28',
    ],
    [
        31,
        '2000-3-31', '2000-2-29',
    ],
    [
        31,
        new \DateTime('2000-3-31'), new \DateTimeImmutable('2000-2-29'),
    ],
    [
        31,
        36616, 36585,
    ],
];