openssl_digest
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
openssl_digest — Computes a digest
Description
openssl_digest(string
$data, string $digest_algo, bool $binary = false): string|falseComputes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.
Parameters
-
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
truewill return as raw output data, otherwise the return value is binhex encoded.
Return Values
Returns the digested hash value on success or false on failure.
Errors/Exceptions
Emits an E_WARNING level error if an unknown signature algorithm
is passed via the digest_algo parameter.
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