3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo base64_encode(pack('H*','2d0f5da0-46ee-11e4-acd2-0002a5d5c51b'));
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Warning: pack(): Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack(): Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack(): Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack(): Type H: illegal hex digit - in /in/iZmGf on line 2 LQ9doARu4BHkCs0gAAKl1cUb
Output for 4.3.0 - 4.3.1
Warning: pack() [http://www.php.net/function.pack]: Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack() [http://www.php.net/function.pack]: Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack() [http://www.php.net/function.pack]: Type H: illegal hex digit - in /in/iZmGf on line 2 Warning: pack() [http://www.php.net/function.pack]: Type H: illegal hex digit - in /in/iZmGf on line 2 LQ9doARu4BHkCs0gAAKl1cUb

preferences:
195.67 ms | 402 KiB | 385 Q