3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo base64_decode(strrev(hex2bin("3d3d516343746d4d6d6c315669563362"))); php?>
Output for 7.2.0 - 7.3.1
oubWYf2kBq Warning: Use of undefined constant php - assumed 'php' (this will throw an Error in a future version of PHP) in /in/bYd1l on line 3
Output for 5.4.0 - 7.1.25
oubWYf2kBq Notice: Use of undefined constant php - assumed 'php' in /in/bYd1l on line 3
Output for 5.0.0 - 5.3.29
Fatal error: Call to undefined function hex2bin() in /in/bYd1l on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hex2bin() in /in/bYd1l on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: hex2bin() in /in/bYd1l on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hex2bin() in /in/bYd1l on line 2