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Edit File: Absolute.php

<?php

namespace PhpOffice\PhpSpreadsheet\Calculation\MathTrig;

use PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled;
use PhpOffice\PhpSpreadsheet\Calculation\Exception;

class Absolute
{
    use ArrayEnabled;

/**
     * ABS.
     *
     * Returns the result of builtin function abs after validating args.
     *
     * @param mixed $number Should be numeric, or can be an array of numbers
     *
     * @return array|float|int|string rounded number
     *         If an array of numbers is passed as the argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function evaluate($number)
    {
        if (is_array($number)) {
            return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $number);
        }

try {
            $number = Helpers::validateNumericNullBool($number);
        } catch (Exception $e) {
            return $e->getMessage();
        }

return abs($number);
    }
}

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