3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo hex2bin("C0DE8246 636F64653A333536342C207375626D697420746F3A2068747470733A2F2F7873746563682E65752F7375626D69742D636F6465");
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.4 - 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
Warning: hex2bin(): Input string must be hexadecimal string in /in/YZgm0 on line 3

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130.29 ms | 403 KiB | 131 Q