<?php
namespace Faker\Provider;
class Uuid extends Base
{
/**
* Generate name based md5 UUID (version 3).
*
* @example '7e57d004-2b97-0e7a-b45f-5387367791cd'
*
* @return string
*/
public static function uuid()
{
// fix for compatibility with 32bit architecture; each mt_rand call is restricted to 32bit
// two such calls will cause 64bits of randomness regardless of architecture
$seed = self::numberBetween(0, 2147483647) . '#' . self::numberBetween(0, 2147483647);
// Hash the seed and convert to a byte array
$val = md5($seed, true);
$byte = array_values(unpack('C16', $val));
// extract fields from byte array
$tLo = ($byte[0] << 24) | ($byte[1] << 16) | ($byte[2] << 8) | $byte[3];
$tMi = ($byte[4] << 8) | $byte[5];
$tHi = ($byte[6] << 8) | $byte[7];
$csLo = $byte[9];
$csHi = $byte[8] & 0x3f | (1 << 7);
// correct byte order for big edian architecture
if (pack('L', 0x6162797A) == pack('N', 0x6162797A)) {
$tLo = (($tLo & 0x000000ff) << 24) | (($tLo & 0x0000ff00) << 8)
| (($tLo & 0x00ff0000) >> 8) | (($tLo & 0xff000000) >> 24);
$tMi = (($tMi & 0x00ff) << 8) | (($tMi & 0xff00) >> 8);
$tHi = (($tHi & 0x00ff) << 8) | (($tHi & 0xff00) >> 8);
}
// apply version number
$tHi &= 0x0fff;
$tHi |= (3 << 12);
// cast to string
return sprintf(
'%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x',
$tLo,
$tMi,
$tHi,
$csHi,
$csLo,
$byte[10],
$byte[11],
$byte[12],
$byte[13],
$byte[14],
$byte[15],
);
}
}
At NFC Pay, we strive to provide a seamless and satisfactory experience with our services. This Refund Policy outlines the circumstances under which refunds may be issued for transactions made through our platform. Please read this policy carefully to understand your rights regarding refunds.
1. Eligibility for Refunds
Refunds may be considered under the following circumstances:
2. Non-Refundable Situations
Refunds will generally not be issued in the following situations:
3. Refund Process
To request a refund, please follow these steps:
4. Refund Exceptions
Certain transactions may be subject to specific terms and conditions, including non-refundable fees or charges. Please review the terms associated with each transaction carefully, as some fees may not be eligible for refunds.
5. Modifications to the Refund Policy
NFC Pay reserves the right to modify this Refund Policy at any time. Changes will be communicated through updates on our website and app, and the effective date will be updated accordingly. We encourage you to review this policy periodically to stay informed about our refund practices.
By using NFC Pay, you agree to this Refund Policy and understand the terms under which refunds may be issued. Our goal is to ensure a fair and transparent refund process, providing you with confidence and peace of mind when using our services.