openssl_digest
(PHP 5 >= 5.3.0, PHP 7)
openssl_digest — Computes a digest
Description
openssl_digest ( string $data , string $method [, bool $raw_output = false ] ) : string|false
Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.
Parameters
-
data -
The data.
-
method -
The digest method to use, e.g. "sha256", see openssl_get_md_methods() for a list of available digest methods.
-
raw_output -
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 method parameter.
See Also
- openssl_get_md_methods() - Gets available digest methods
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.openssl-digest.php