AggregateBase.php

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<?php

namespace PhpOffice\PhpSpreadsheet\Calculation\Statistical;

use PhpOffice\PhpSpreadsheet\Calculation\Functions;

abstract class AggregateBase
{
    protected static function testAcceptedBoolean($arg, $k)
    {
        if (
            (is_bool($arg)) &&
            ((!Functions::isCellValue($k) && (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_EXCEL)) ||
                (Functions::getCompatibilityMode() === Functions::COMPATIBILITY_OPENOFFICE))
        ) {
            $arg = (int) $arg;
        }

        return $arg;
    }

    protected static function isAcceptedCountable($arg, $k)
    {
        if (
            ((is_numeric($arg)) && (!is_string($arg))) ||
            ((is_numeric($arg)) && (!Functions::isCellValue($k)) &&
                (Functions::getCompatibilityMode() !== Functions::COMPATIBILITY_GNUMERIC))
        ) {
            return true;
        }

        return false;
    }
}