sodium_hex2bin

(PHP 7 >= 7.2.0, PHP 8)

sodium_hex2bin — Decodes a hexadecimally encoded binary string

Description

sodium_hex2bin(#[\SensitiveParameter] string $string, string $ignore = ""): string

Decodes a hexadecimally encoded binary string.

Like sodium_bin2hex(), sodium_hex2bin() is resistant to side-channel attacks while hex2bin() is not.

Parameters

string
Hexadecimal representation of data.
ignore
Optional string argument for characters to ignore.

Return Values

Returns the binary representation of the given string data.