(PHP 5 >= 5.3.0, PHP 7)
openssl_digest — Computes a digest
$data
, string $method
[, bool $raw_output = false
] )Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.
This function is currently not documented; only its argument list is available.
dataThe data.
methodThe digest method.
raw_output
Setting to TRUE will return as raw output data, otherwise the return
value is binhex encoded.
Returns the digested hash value on success or FALSE on failure.
Emits an E_WARNING level error if an unknown signature algorithm
is passed via the method parameter.