Sodium Functions
PHP Manual

sodium_hex2bin

Decodes a hexadecimally encoded binary string

Description

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

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.