sodium_crypto_core_ristretto255_from_hash

Maps a vector

&reftitle.description; `string` `sodium_crypto_core_ristretto255_from_hash` `string` `s`

Maps a 64-bytes vector `s` to a group element. Available as of libsodium 1.0.18.

&warn.undocumented.func;
&reftitle.parameters;

`s`

- A 64-bytes vector.

&reftitle.returnvalues;

Returns a 32-byte random &string;.

&reftitle.examples;

### `sodium_crypto_core_ristretto255_from_hash` example

    <?php

    $hashes = sodium_hex2bin(
        '5d1be09e3d0c82fc538112490e35701979d99e06ca3e2b5b54bffe8b4dc772c1' .
        '4d98b696a1bbfb5ca32c436cc61c16563790306c79eaca7705668b47dffe5bb6'
    );
    var_dump(sodium_bin2hex(sodium_crypto_core_ristretto255_from_hash($hashes)));
    ?>

&example.outputs;

    string(64) "3066f82a1a747d45120d1740f14358531a8f04bbffe6a819f86dfe50f44a0a46"

&reftitle.seealso;

- `sodium_hex2bin`
- `sodium_bin2hex`
- `sodium_crypto_core_ristretto255_from_hash`