xny/vendor/phpoffice/phpspreadsheet/tests/data/Calculation/MathTrig/SUMLITERALS.php

<?php

return [
    [50, '5, 15, 30'],
    [52, '5, 15, 30, 2'],
    [53.1, '5.7, 15, 30, 2.4'],
    [52.1, '5.7, "14", 30, 2.4'],
    ['#VALUE!', '5.7, "X", 30, 2.4'], // error if entered in formula, but not in cell
    [38.1, '5.7, , 30, 2.4'],
    [38.1, '5.7, false, 30, 2.4'],
    [39.1, '5.7, true, 30, 2.4'],
];