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# mcrypt_enc_get_block_size

(PHP 4 >= 4.0.2, PHP 5)

mcrypt_enc_get_block_size -- Returns the blocksize of the opened algorithm

## Description

int mcrypt_enc_get_block_size ( resource td )

This function returns the block size of the algorithm specified by the encryption descriptor td in bytes.

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mcrypt_enc_get_algorithms_name | op | mcrypt_enc_get_iv_size