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run code in 200+ php & hhvm versions
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<?php define('SALT', str_pad('$2015',16)); function encrypt($text) { return trim(base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, SALT, $text, MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND)))); } function decrypt($text) { return trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, SALT, base64_decode($text), MCRYPT_MODE_ECB, mcrypt_create_iv(mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB), MCRYPT_RAND))); } $encryptedmessage = encrypt("DhKg8ORbWDuuso2DnpsoE1pLjpqgkeJ7xRgODWOIjk4="); echo decrypt($encryptedmessage);
based on ilcWa
Output for 7.0.6 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/AvRld:7 Stack trace: #0 /in/AvRld(15): encrypt('DhKg8ORbWDuuso2...') #1 {main} thrown in /in/AvRld on line 7
Process exited with code 255.
Output for 5.4.7 - 5.5.34, 5.6.8 - 5.6.20, 7.0.0 - 7.0.5
DhKg8ORbWDuuso2DnpsoE1pLjpqgkeJ7xRgODWOIjk4=
Output for 5.3.17 - 5.3.29, 5.5.35, 5.6.21
Fatal error: Call to undefined function mcrypt_encrypt() in /in/AvRld on line 7
Process exited with code 255.