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mcrypt_module_get_supported_key_sizes

(PHP 4 >= 4.0.2, PHP 5, PHP 7)
Returns an array with the supported keysizes of the opened algorithm
array mcrypt_module_get_supported_key_sizes ( string $algorithm [, string $lib_dir ] )

Returns an array with the key sizes supported by the specified algorithm. If it returns an empty array then all key sizes between 1 and mcrypt_module_get_algo_key_size() are supported by the algorithm.

Parameters:
algorithm

The algorithm to be used.

lib_dir

The optional lib_dir parameter can contain the location where the algorithm module is on the system.

Returns:

Returns an array with the key sizes supported by the specified algorithm. If it returns an empty array then all key sizes between 1 and mcrypt_module_get_algo_key_size() are supported by the algorithm.

See also:

mcrypt_enc_get_supported_key_sizes() -

doc_php
doc_php
2016-02-24 15:56:02
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