sodium_bin2base64

(PHP 7 >= 7.2.0, PHP 8)

sodium_bin2base64 — Encodes a raw binary string with base64.

Опис

function sodium_bin2base64(#[\SensitiveParameter] string $string, int $id): string

Converts a raw binary string into a base64-encoded string. Unlike base64_encode(), sodium_bin2base64() is constant-time (a property that is important for any code that touches cryptographic inputs, such as plaintexts or keys) and supports multiple character sets.

Параметри

string

Raw binary string.

id

Значення, що повертаються

Base64-encoded string.

Приклади

Приклад #1 sodium_bin2base64() example

<?php
$string = 'This is an encoded string';
echo sodium_bin2base64($string, SODIUM_BASE64_VARIANT_ORIGINAL);
?>

Поданий вище приклад виведе:

VGhpcyBpcyBhbiBlbmNvZGVkIHN0cmluZw==

Приклад #2 Example of the id parameter

<?php
$binaryString = sodium_hex2bin('aeb6798fef4e5184ff3b5596af753487');
var_dump(sodium_bin2base64($binaryString, SODIUM_BASE64_VARIANT_ORIGINAL));
var_dump(sodium_bin2base64($binaryString, SODIUM_BASE64_VARIANT_ORIGINAL_NO_PADDING));
var_dump(sodium_bin2base64($binaryString, SODIUM_BASE64_VARIANT_URLSAFE));
var_dump(sodium_bin2base64($binaryString, SODIUM_BASE64_VARIANT_URLSAFE_NO_PADDING));
?>

Поданий вище приклад виведе:

string(24) "rrZ5j+9OUYT/O1WWr3U0hw=="
string(22) "rrZ5j+9OUYT/O1WWr3U0hw"
string(24) "rrZ5j-9OUYT_O1WWr3U0hw=="
string(22) "rrZ5j-9OUYT_O1WWr3U0hw"

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