3v4l.org

run code in 300+ PHP versions simultaneously
<?php print bin2hex(strrev(base64_decode("3d3d516343746d4d6d6c315669563362"))); print base64_decode(strrev(hex2bin("3d3d516343746d4d6d6c315669563362"))); ?>
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.23, 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
b67edf7adeeb7a5edf9cdee91ddee9f87ee3b75ee7ddddddoubWYf2kBq
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
b67edf7adeeb7a5edf9cdee91ddee9f87ee3b75ee7dddddd Fatal error: Call to undefined function hex2bin() in /in/ree11 on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9
b67edf7adeeb7a5edf9cdee91ddee9f87ee3b75ee7dddddd Fatal error: Call to undefined function: hex2bin() in /in/ree11 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
b67edf7adeeb7a5edf9cdee91ddee9f87ee3b75ee7dddddd Fatal error: Call to undefined function: hex2bin() in /in/ree11 on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
b67edf7adeeb7a5edf9cdee91ddee9f87ee3b75ee7dddddd Fatal error: Call to undefined function: hex2bin() in /in/ree11 on line 4

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230.7 ms | 402 KiB | 395 Q