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

<?php

return [
    ['exception', ''],
    ['#VALUE!', '"ABC"'],
    [0, '0'],
    [1.472219, '"0.9"'],
    [-1.472219, '-0.9'],
    ['#NUM!', '1'],
    ['#NUM!', '-1'],
    [0, 'Q15'],
    [0, 'false'],
    ['#NUM!', 'true'],
    [1.098612289, 'A2'],
];