Display the drop-down list

mcrypt_create_iv()

« mb_substr_count | mcrypt_decrypt »
<?php
$string = mcrypt_create_iv (
     ✓?, // int $size
     ✓?  // [int $source = MCRYPT_DEV_URANDOM]
);

// shows the result in hexadecimal
$hex = bin2hex($string);
?>
Result
$string = '=K'
$hex = '83c8c13da3b54b83'
Examples
#1 mcrypt_create_iv  (8)
See also
bin2hex, random_bytes
Help Misc Config Test Unit test
Powered by PHP 7.0.17 (0.03 s)
Creative Commons License 2014-2017 Michel Corne