(PHP 5 >= 5.3.0, PHP 7, PHP 8)
openssl_digest — Computes a digest
Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.
dataThe data.
digest_algoThe 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 o false in caso di fallimento.
Emits an E_WARNING level error if an unknown signature algorithm
is passed via the digest_algo parameter.