openssl_digest

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

openssl_digest — Computes a digest

openssl_digest(string $data, string $digest_algo, bool $binary = false): string|false

Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.

data: The data.
digest_algo: The digest method to use, e.g. "sha256", see openssl_get_md_methods() for a list of available digest methods.
binary: Setting to true will return as raw output data, otherwise the return value is binhex encoded.

Returns the digested hash value on success ou false em caso de falha.

Emits an E_WARNING level error if an unknown signature algorithm is passed via the digest_algo parameter.