sodium_base642bin
(PHP 7 >= 7.2.0, PHP 8)
sodium_base642bin — Decodes a base64-encoded string into raw binary.
Description
sodium_base642bin(string
$string, int $id, string $ignore = ""): stringConverts a base64 encoded string into raw binary. Unlike base64_decode(), sodium_base642bin() 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.
Parameters
-
string -
string; Encoded string.
-
id -
-
SODIUM_BASE64_VARIANT_ORIGINALfor standard (A-Za-z0-9/\+) Base64 encoding. -
SODIUM_BASE64_VARIANT_ORIGINAL_NO_PADDINGfor standard (A-Za-z0-9/\+) Base64 encoding, without=padding characters. -
SODIUM_BASE64_VARIANT_URLSAFEfor URL-safe (A-Za-z0-9\-_) Base64 encoding. -
SODIUM_BASE64_VARIANT_URLSAFE_NO_PADDINGfor URL-safe (A-Za-z0-9\-_) Base64 encoding, without=padding characters.
-
-
ignore -
Characters to ignore when decoding (e.g. whitespace characters).
Return Values
Decoded string.
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