openssl_digest

Function • Params and return types changed in PHP 8.0

Computes a digest.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

openssl_digest Function synopsis

openssl_digest(
    string $data,
    string $digest_algo,
    bool $binary = false
  ): string|false

Parameters

$data

Typestring

The data.

$digest_algo

Typestring

The digest method to use, e.g. "sha256", see openssl_get_md_methods for a list of available digest methods.

$binary

OptionalTypeboolDefault valuefalse

Setting to true will return as raw output data, otherwise the return value is binhex encoded.

Return value

Typestring|false

Returns the digested hash value on success or false on failure.

Changes to the openssl_digest Function

PHP 8.0

  • Return type added: string|false
  • Parameter type added for parameter #1 ($data): string
  • Parameter name of parameter #2 changed: $method to $digest_algo
  • Parameter type added for parameter #2 ($digest_algo): string
  • Parameter name of parameter #3 changed: $raw_output to $binary
  • Parameter type added for parameter #3 ($binary): bool
  • Parameter default value added for position #3 ($binary): false
  openssl_digest(
-     $data,
+     string $data,
-     $method,
+     string $digest_algo,
-     $raw_output
+     bool $binary = false
-   )
+   ): string|false

openssl_digest Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes