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<?php function pad_key($key){ // key is too large if(strlen($key) > 32) return false; // set sizes $sizes = array(16,24,32); // loop through sizes and pad key foreach($sizes as $s){ while(strlen($key) < $s) $key = $key."\0"; if(strlen($key) == $s) break; // finish if the key matches a size } // return return $key; } base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, pad_key("bite"), 717098756, MCRYPT_MODE_ECB));
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/JGtpU:20 Stack trace: #0 {main} thrown in /in/JGtpU on line 20
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Call to undefined function mcrypt_encrypt() in /in/JGtpU on line 20
Process exited with code 255.

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