openssl_cipher_iv_length

PHP 5 >= 5.3.3, PHP 7, PHP 8
openssl_cipher_iv_length - Gets the cipher iv length
Manual
Code Examples

Example #1 openssl_cipher_iv_length example

Result: 16
<?php
$method = 'AES-128-CBC';
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XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
PHP Version:


Function openssl_cipher_iv_length:

OpenSSL Functions

Most used PHP functions