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Directory >> /var/www/html/back/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Engineering/

File / Folder	Size	Action
.	-
BesselI.php	4.659KB	edt ren
BesselJ.php	5.783KB	edt ren
BesselK.php	4.242KB	edt ren
BesselY.php	4.801KB	edt ren
BitWise.php	8.09KB	edt ren
Compare.php	2.891KB	edt ren
Complex.php	4.145KB	edt ren
ComplexFunctions.php	19.123KB	edt ren
ComplexOperations.php	4.321KB	edt ren
Constants.php	0.163KB	edt ren
ConvertBase.php	1.928KB	edt ren
ConvertBinary.php	7.09KB	edt ren
ConvertDecimal.php	9.251KB	edt ren
ConvertHex.php	7.545KB	edt ren
ConvertOctal.php	7.388KB	edt ren
ConvertUOM.php	34.951KB	edt ren
EngineeringValidations.php	0.696KB	edt ren
Erf.php	3.456KB	edt ren
ErfC.php	2.394KB	edt ren

<?php

namespace PhpOffice\PhpSpreadsheet\Calculation\Engineering;

use PhpOffice\PhpSpreadsheet\Calculation\Exception;
use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;

class ConvertHex extends ConvertBase
{
    /**
     * toBinary.
     *
     * Return a hex value as binary.
     *
     * Excel Function:
     *        HEX2BIN(x[,places])
     *
     * @param array|string $value The hexadecimal number you want to convert.
     *                      Number cannot contain more than 10 characters.
     *                      The most significant bit of number is the sign bit (40th bit from the right).
     *                      The remaining 9 bits are magnitude bits.
     *                      Negative numbers are represented using two's-complement notation.
     *                      If number is negative, HEX2BIN ignores places and returns a 10-character binary number.
     *                      If number is negative, it cannot be less than FFFFFFFE00,
     *                          and if number is positive, it cannot be greater than 1FF.
     *                      If number is not a valid hexadecimal number, HEX2BIN returns the #NUM! error value.
     *                      If HEX2BIN requires more than places characters, it returns the #NUM! error value.
     *                      Or can be an array of values
     * @param array|int $places The number of characters to use. If places is omitted,
     *                          HEX2BIN uses the minimum number of characters necessary. Places
     *                          is useful for padding the return value with leading 0s (zeros).
     *                      If places is not an integer, it is truncated.
     *                      If places is nonnumeric, HEX2BIN returns the #VALUE! error value.
     *                      If places is negative, HEX2BIN returns the #NUM! error value.
     *                      Or can be an array of values
     *
     * @return array|string Result, or an error
     *         If an array of numbers is passed as an argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function toBinary($value, $places = null)
    {
        if (is_array($value) || is_array($places)) {
            return self::evaluateArrayArguments([self::class, __FUNCTION__], $value, $places);
        }

try {
            $value = self::validateValue($value);
            $value = self::validateHex($value);
            $places = self::validatePlaces($places);
        } catch (Exception $e) {
            return $e->getMessage();
        }

$dec = self::toDecimal($value);

return ConvertDecimal::toBinary($dec, $places);
    }

/**
     * toDecimal.
     *
     * Return a hex value as decimal.
     *
     * Excel Function:
     *        HEX2DEC(x)
     *
     * @param array|string $value The hexadecimal number you want to convert. This number cannot
     *                          contain more than 10 characters (40 bits). The most significant
     *                          bit of number is the sign bit. The remaining 39 bits are magnitude
     *                          bits. Negative numbers are represented using two's-complement
     *                          notation.
     *                      If number is not a valid hexadecimal number, HEX2DEC returns the
     *                          #NUM! error value.
     *                      Or can be an array of values
     *
     * @return array|string Result, or an error
     *         If an array of numbers is passed as an argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function toDecimal($value)
    {
        if (is_array($value)) {
            return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
        }

try {
            $value = self::validateValue($value);
            $value = self::validateHex($value);
        } catch (Exception $e) {
            return $e->getMessage();
        }

if (strlen($value) > 10) {
            return ExcelError::NAN();
        }

$binX = '';
        foreach (str_split($value) as $char) {
            $binX .= str_pad(base_convert($char, 16, 2), 4, '0', STR_PAD_LEFT);
        }
        if (strlen($binX) == 40 && $binX[0] == '1') {
            for ($i = 0; $i < 40; ++$i) {
                $binX[$i] = ($binX[$i] == '1' ? '0' : '1');
            }

return (string) ((bindec($binX) + 1) * -1);
        }

return (string) bindec($binX);
    }

/**
     * toOctal.
     *
     * Return a hex value as octal.
     *
     * Excel Function:
     *        HEX2OCT(x[,places])
     *
     * @param array|string $value The hexadecimal number you want to convert. Number cannot
     *                                    contain more than 10 characters. The most significant bit of
     *                                    number is the sign bit. The remaining 39 bits are magnitude
     *                                    bits. Negative numbers are represented using two's-complement
     *                                    notation.
     *                                    If number is negative, HEX2OCT ignores places and returns a
     *                                    10-character octal number.
     *                                    If number is negative, it cannot be less than FFE0000000, and
     *                                    if number is positive, it cannot be greater than 1FFFFFFF.
     *                                    If number is not a valid hexadecimal number, HEX2OCT returns
     *                                    the #NUM! error value.
     *                                    If HEX2OCT requires more than places characters, it returns
     *                                    the #NUM! error value.
     *                      Or can be an array of values
     * @param array|int $places The number of characters to use. If places is omitted, HEX2OCT
     *                                    uses the minimum number of characters necessary. Places is
     *                                    useful for padding the return value with leading 0s (zeros).
     *                                    If places is not an integer, it is truncated.
     *                                    If places is nonnumeric, HEX2OCT returns the #VALUE! error
     *                                    value.
     *                                    If places is negative, HEX2OCT returns the #NUM! error value.
     *                      Or can be an array of values
     *
     * @return array|string Result, or an error
     *         If an array of numbers is passed as an argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function toOctal($value, $places = null)
    {
        if (is_array($value) || is_array($places)) {
            return self::evaluateArrayArguments([self::class, __FUNCTION__], $value, $places);
        }

$decimal = self::toDecimal($value);

return ConvertDecimal::toOctal($decimal, $places);
    }

protected static function validateHex(string $value): string
    {
        if (strlen($value) > preg_match_all('/[0123456789ABCDEF]/', $value)) {
            throw new Exception(ExcelError::NAN());
        }

return $value;
    }
}

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