xny/vendor/phpoffice/phpspreadsheet/tests/data/Calculation/DateTime/MONTH.php

<?php

return [
    [1, '0'],
    [12, '22269.0'],
    [2, '30348.0'],
    [6, '30843.0'],
    [11, '"11-Nov-1918"'],
    [2, '"28-Feb-1904"'],
    [7, '"01 Jul 2003"'],
    [4, '"38094"'],
    [12, '"Dec 2003"'],
    ['#NUM!', '-10'],
    ['#VALUE!', '"ABCD"'],
    ['exception', ''],
    [1, 'false'],
    [1, 'true'],
    [1, 'Q15'],
    [11, 'B1'],
    [3, '61'],
    [2, '60'], // because of fake leap day
    [12, '366'], // because of fake leap day
    [1, '367'],
];