mcrypt_enc_get_supported_key_sizes

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

mcrypt_enc_get_supported_key_sizes — 锟斤拷锟斤拷锟介方式锟斤拷锟截打开碉拷锟姐法锟斤拷支锟街碉拷锟斤拷钥锟斤拷锟斤拷

Warning

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

mcrypt_enc_get_supported_key_sizes ( resource $td ) : array

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Example #1 mcrypt_enc_get_supported_key_sizes() 锟斤拷锟斤拷


<?php
    $td = mcrypt_module_open('rijndael-256', '', 'ecb', '');
    var_dump(mcrypt_enc_get_supported_key_sizes($td));
?>

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array(3) {
  [0]=>
  int(16)
  [1]=>
  int(24)
  [2]=>
  int(32)
}