array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'uk', ), 'this' => array ( 0 => 'function.mcrypt-enc-is-block-algorithm-mode.php', 1 => 'mcrypt_enc_is_block_algorithm_mode', 2 => 'Checks whether the encryption of the opened mode works on blocks', ), 'up' => array ( 0 => 'ref.mcrypt.php', 1 => 'Функції Mcrypt', ), 'prev' => array ( 0 => 'function.mcrypt-enc-is-block-algorithm.php', 1 => 'mcrypt_enc_is_block_algorithm', ), 'next' => array ( 0 => 'function.mcrypt-enc-is-block-mode.php', 1 => 'mcrypt_enc_is_block_mode', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/mcrypt/functions/mcrypt-enc-is-block-algorithm-mode.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

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

Увага

Ця функція ЗАСТАРІЛА, починаючи з PHP 7.1.0, та ВИЛУЧЕНА в PHP 7.2.0. Вкрай не рекомендується на неї покладатися.

Опис

function 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)..

Параметри

td: The encryption descriptor.

Значення, що повертаються

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