mcrypt_enc_get_block_size

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

mcrypt_enc_get_block_size返回打开的算法的分组大小

Warning

This function has been DEPRECATED as of PHP 7.1.0 and REMOVED as of PHP 7.2.0. Relying on this function is highly discouraged.

说明

mcrypt_enc_get_block_size ( resource $td ) : int

获取打开的算法的分组大小。

参数

td

加密描述符。

返回值

返回指定算法的分组大小,以字节为单位。

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