mhash_get_block_size

Function • Misc changes in PHP 8.4

Gets the block size of the specified hash.

PHP 5

PHP 7

Improved

Deprecated

PHP 8.2

PHP 8.3-8.4

PHP 8.5

PHP 8.6

`mhash_get_block_size` Function synopsis

#[\Deprecated]
mhash_get_block_size(int $algo): int|false

Parameters

`$algo`

Typeint

The hash ID. One of the MHASH_* constants.

Return value

Typeint|false

Returns the size in bytes or false, if the $algo does not exist.

Changes to the `mhash_get_block_size` Function

PHP 8.4

Attribute added: #[Deprecated]

PHP 8.1

Function deprecated

PHP 8.0

Return type added: int|false
Parameter name of parameter #1 changed: $hash to $algo
Parameter type added for parameter #1 ($algo): int

- mhash_get_block_size($hash)
+ mhash_get_block_size(int $algo): int|false

`mhash_get_block_size` Function Availability

PHP Version	Availability
PHP 8.6Upcoming Release	Yes Deprecated
PHP 8.5Supported (Latest)	Yes Deprecated
PHP 8.4Supported	Yes Deprecated
PHP 8.3Supported	Yes Deprecated
PHP 8.2Security-Fixes Only	Yes Deprecated
PHP 8.1Security-Fixes Only	Yes Deprecated
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