/home/kueuepay/www/vendor/fakerphp/faker/src/Faker/Provider/de_DE/PhoneNumber.php
<?php

namespace Faker\Provider\de_DE;

class PhoneNumber extends \Faker\Provider\PhoneNumber
{
    /**
     * @var array<int, string>
     */
    protected static $areaCodeRegexes = [
        2 => '(0[0-389]|0[4-6][1-68]|1[124]|1[0-9][0-9]|2[18]|2[0-9][1-9]|3[14]|3[0-35-9][0-9]|4[1]|4[02-8][0-9]|5[1]|5[02-9][0-9]|6[1]|6[02-9][0-9]|7[1]|7[2-7][0-9]|8[1]|8[02-7][0-9]|9[1]|9[02-9][0-9])',
        3 => '(0|3[15]|3[02-46-9][1-9]|3[02-46-9][02-9][0-9]|4[015]|4[2-4679][1-8]|4[2-4679][02-9][0-9]|5[15]|5[02-46-9][1-9]|5[02-46-9][02-9][0-9]|6[15]|6[02-46-9][1-9]|6[02-46-9][02-9][0-9]|7[15]|7[2-467][1-7]|7[2-467][02-689][0-9]|8[15]|8[2-46-8][013-9]|8[2-46-8][02-9][0-9]|9[15]|9[02-46-9][1-9]|9[02-46-9][02-9][0-9])',
        4 => '(0|1[02-9][0-9]|2[1]|2[02-9][0-9]|3[1]|3[02-9][0-9]|4[1]|4[0-9][0-9]|5[1]|5[02-6][0-9]|6[1]|6[02-8][0-9]|7[1]|7[02-79][0-9]|8[1]|8[02-9][0-9]|9[1]|9[02-7][0-9])',
        5 => '(0[2-8][0-9]|1[1]|1[02-9][0-9]|2[1]|2[02-9][1-9]|3[1]|3[02-8][0-9]|4[1]|4[02-9][1-9]|5[1]|5[02-9][0-9]|6[1]|6[02-9][0-9]|7[1]|7[02-7][1-9]|8[1]|8[02-8][0-9]|9[1]|9[0-7][1-9])',
        6 => '(0[02-9][0-9]|1[1]|1[02-9][0-9]|2[1]|2[02-9][0-9]|3[1]|3[02-9][0-9]|4[1]|4[0-8][0-9]|5[1]|5[02-9][0-9]|6[1]|6[2-9][0-9]|7[1]|7[02-8][1-9]|8[1]|8[02-9][1-9]|9)',
        7 => '(0[2-8][1-6]|1[1]|1[2-9][0-9]|2[1]|2[0-7][0-9]|3[1]|3[02-9][0-9]|4[1]|4[0-8][0-9]|5[1]|5[02-8][0-9]|6[1]|6[02-8][0-9]|7[1]|7[02-7][0-9]|8[1]|8[02-5][1-9]|9[1]|9[03-7][0-9])',
        8 => '(0[2-9][0-9]|1[1]|1[02-79][0-9]|2[1]|2[02-9][0-9]|3[1]|3[02-9][0-9]|4[1]|4[02-6][0-9]|5[1]|5[02-9][0-9]|6[1]|6[2-8][0-9]|7[1]|7[02-8][1-9]|8[1]|8[02-6][0-9]|9)',
        9 => '(0[6]|0[07-9][0-9]|1[1]|1[02-9][0-9]|2[1]|2[02-9][0-9]|3[1]|3[02-9][0-9]|4[1]|4[02-9][0-9]|5[1]|5[02-7][0-9]|6[1]|6[02-8][1-9]|7[1]|7[02-467][0-9]|8[1]|8[02-7][0-9]|9[1]|9[02-7][0-9])',
    ];

    /**
     * @see https://en.wikipedia.org/wiki/National_conventions_for_writing_telephone_numbers#Germany
     * @see https://www.itu.int/oth/T0202000051/en
     * @see https://en.wikipedia.org/wiki/Telephone_numbers_in_Germany
     */
    protected static $formats = [
        // International format
        '+49 {{areaCode}} #######',
        '+49 {{areaCode}} ### ####',
        '+49 (0{{areaCode}}) #######',
        '+49 (0{{areaCode}}) ### ####',
        '+49{{areaCode}}#######',
        '+49{{areaCode}}### ####',

        // Standard formats
        '0{{areaCode}} ### ####',
        '0{{areaCode}} #######',
        '(0{{areaCode}}) ### ####',
        '(0{{areaCode}}) #######',
    ];

    protected static $e164Formats = [
        '+49{{areaCode}}#######',
    ];

    /**
     * @see https://en.wikipedia.org/wiki/Toll-free_telephone_number
     */
    protected static $tollFreeAreaCodes = [
        800,
    ];

    protected static $tollFreeFormats = [
        // Standard formats
        '0{{tollFreeAreaCode}} ### ####',
        '(0{{tollFreeAreaCode}}) ### ####',
        '+49{{tollFreeAreaCode}} ### ####',
    ];

    public function tollFreeAreaCode()
    {
        return self::randomElement(static::$tollFreeAreaCodes);
    }

    public function tollFreePhoneNumber()
    {
        $format = self::randomElement(static::$tollFreeFormats);

        return self::numerify($this->generator->parse($format));
    }

    protected static $mobileCodes = [
        1511, 1512, 1514, 1515, 1516, 1517,
        1520, 1521, 1522, 1523, 1525, 1526, 1529,
        1570, 1573, 1575, 1577, 1578, 1579,
        1590,
    ];

    protected static $mobileFormats = [
        '+49{{mobileCode}}#######',
        '+49 {{mobileCode}} ### ####',
        '0{{mobileCode}}#######',
        '0{{mobileCode}} ### ####',
        '0 {{mobileCode}} ### ####',
    ];

    /**
     * @see https://en.wikipedia.org/wiki/List_of_dialling_codes_in_Germany
     *
     * @return string
     */
    public static function areaCode()
    {
        $firstDigit = self::numberBetween(2, 9);

        return $firstDigit . self::regexify(self::$areaCodeRegexes[$firstDigit]);
    }

    /**
     * Generate a code for a mobile number.
     *
     * @internal Used to generate mobile numbers.
     *
     * @return string
     */
    public static function mobileCode()
    {
        return static::randomElement(static::$mobileCodes);
    }

    /**
     * Generate a mobile number.
     *
     * @example A mobile number: '015111234567'
     * @example A mobile number with spaces: '01511 123 4567'
     * @example A mobile number with international code prefix: '+4915111234567'
     * @example A mobile number with international code prefix and spaces: '+49 1511 123 4567'
     *
     * @return string
     */
    public function mobileNumber()
    {
        return ltrim(static::numerify($this->generator->parse(
            static::randomElement(static::$mobileFormats),
        )));
    }
}
Best Practice

Best Practices

To ensure a smooth integration process and optimal performance, follow these best practices:

  1. Use secure HTTPS connections for all API requests.
  2. Implement robust error handling to handle potential issues gracefully.
  3. Regularly update your integration to stay current with any API changes or enhancements.