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PHP Manual [openssl_digest]

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PHP Manual || OpenSSL Functions

(PHP 5 >= 5.3.0, PHP 7)

openssl_digestComputes a digest

Description

openssl_digest ( string $data , string $method [, bool $raw_output = FALSE ] ) : string

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 TRUE will 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



PHP Manual || OpenSSL Functions