3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(base64_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256, "bite", 717098756, MCRYPT_MODE_ECB)));
Output for 7.0.6 - 7.0.20, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Call to undefined function mcrypt_encrypt() in /in/DCYkd:3 Stack trace: #0 {main} thrown in /in/DCYkd on line 3
Process exited with code 255.
Output for 5.6.8 - 5.6.20, 7.0.0 - 7.0.5
Warning: mcrypt_encrypt(): Key of size 4 not supported by this algorithm. Only keys of sizes 16, 24 or 32 supported in /in/DCYkd on line 3 string(0) ""
Output for 5.5.35, 5.6.21 - 5.6.28
Fatal error: Call to undefined function mcrypt_encrypt() in /in/DCYkd on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.34
string(44) "2UAkxTaHAtoQu5O6CdIBP+c73Er/0L8DA+CQE++n0zA="

preferences:
160.06 ms | 401 KiB | 210 Q