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@ 2018-06-19T14:43:25Z

<?php
if( ! function_exists('mcrypt_module_open'))
      echo 'no mcrypt defined';
$td = mcrypt_module_open(MCRYPT_RIJNDAEL_256, '', 'ecb', '');
?>

Output
Performance
VLD
References
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function_exists: documentation ( source)

preferences:dark modelive preview

80.71 ms | 402 KiB | 5 Q