mcrypt_enc_is_block_algorithm_mode

(PHP 4 >= 4.0.2, PHP 5, PHP 7 < 7.2.0, PECL mcrypt >= 1.0.0)

mcrypt_enc_is_block_algorithm_mode — Checks whether the encryption of the opened mode works on blocks

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Esta función ha sido declarada OBSOLETA a partir de PHP 7.1.0 y será ELIMINADA a partir de PHP 7.2.0. Su uso está totalmente desaconsejado.

mcrypt_enc_is_block_algorithm_mode(resource $td): bool

Tells whether the algorithm of the opened mode works on blocks (e.g. false for stream, and true for cbc, cfb, ofb)..

Returns true if the mode is for use with block algorithms, otherwise it returns false.

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