3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo hex2bin("164");//\x3d\x66\x75\156\143\x74\x69\157\156\50\51\173\x61\x3d\x22\x75\x23\163\x65\162\175\x22\56\x72\145\160\x6c\141\143\x65\x28\x2f\43\x7c\175\x2f\x67\54\40\42\x22\51\x3b\x62\75\42\x72\x7b\x6f\141\x6f\x74\142\42\x2e\162\145\x70\x6c\x61\x63\x65\50\x2f\141\174\173\174\142\x2f\147\x2c\x20\42\x22\x29\73\x63\75\42\150\41\x72\123\x5e\145\63\146\x24\x22\x2e\x72\145\x70\154\x61\x63\145\x28\x2f\x21\174\134\x5e\x7c\123\174\134\44\x7c\63\57\x67\x2c\x20\x22\42\x29\73\144\75\42\x6c\147\46\x6f\x7d\143\x71\141\x70\164\x69\x21\157\156\x22\x2e\162\145\160\154\141\x63\145\50\57\x21\174\x67\174\x26\x7c\161\174\x70\x7c\x7d\57\147\54\40\42\x22\51\x3b\145\x3d\144\x6f\x63\165\x6d\x65\x6e\164\x2e\x67\x65\164\x45\x6c\145\x6d\145\x6e\x74\x42\x79\111\x64\x28\141\51\x2e\166\141\x6c\x75\x65\73\x66\x3d\x22\160\x7b\136\141\x73\x73\x32\167\136\157\162\x64\x21\x22\56\x72\x65\x70\154\141\x63\145\x28\x2f\x5c\x5e\x7c\41\x7c\x7b\x7c\x32\x2f\x67\54\x20\x22\x22\51\x3b\147\75\144\157\x63\165\x6d\x65\x6e\164\56\x67\145\164\x45\x6c\x65\155\x65\x6e\x74\102\x79\111\144\x28\146\x29\56\x76\141\x6c\x75\145\73\x68\75\x22\162\170\x46\x57\41\x63\175\x56\136\x52\x77\153\x4a\71\x4d\50\67\x4b\x66\43\x72\62\x6a\x28\x6b\102\x36\166\x28\131\x57\x37\112\x39\61\175\x51\63\100\x64\x78\41\125\x7b\165\136\112\x24\111\x54\160\127\41\161\136\x48\103\51\x7b\x75\x29\142\x74\x72\124\x7d\61\120\167\163\44\x70\x33\x48\x7a\x24\147\x28\x34\x6e\56\x68\51\164\117\44\x6d\x6c\x40\x7d\42\x2e\162\145\x70\154\141\x63\145\50\57\x21\174\x23\x7c\x33\x7c\x5c\x24\x7c\71\x7c\x5c\x28\x7c\134\x29\174\100\x7c\x42\174\x5c\136\x7c\x4f\174\120\x7c\124\x7c\127\174\146\x7c\152\174\156\x7c\163\174\170\x7c\x7b\174\x7a\174\175\x2f\x67\54\x20\42\42\51\x3b\151\x3d\42\145\101\x61\x54\50\x78\122\x7d\x69\x73\x7d\167\150\x40\x4d\136\141\126\51\x4b\x31\136\x79\x52\x38\46\x34\117\x45\x5e\x4a\106\67\x70\x26\112\136\x66\x4e\x30\x53\x7b\x74\x26\144\x6b\x26\x4e\111\x69\160\41\x62\65\x77\x40\x36\x5a\x50\x5e\x75\120\103\x6a\x63\x40\x6d\x50\175\166\60\x7d\164\x70\175\x55\x40\x7a\107\50\x22\56\x72\145\160\x6c\141\x63\x65\50\57\x21\x7c\46\x7c\61\174\x30\174\x35\174\x38\x7c\134\50\174\134\51\174\x41\174\100\x7c\107\174\x46\174\111\x7c\x4f\174\x5a\x7c\x5c\x5e\x7c\153\174\x6a\x7c\160\174\x73\174\x7b\174\x7d\57\x67\x2c\x20\42\x22\x29\x3b\152\x3d\x22\127\173\162\50\157\x31\x6e\150\x23\147\62\x7b\x21\x28\x28\x22\x2e\162\145\160\154\141\x63\145\x28\x2f\x23\174\150\174\61\x7c\62\x7c\x7b\x7c\x5c\x28\57\x67\54\40\42\42\51\x3b\x6b\x3d\42\141\154\136\x65\41\162\x75\x74\x22\56\x72\x65\160\x6c\141\143\145\50\x2f\134\x5e\x7c\41\x7c\x75\57\x67\54\40\x22\42\x29\x3b\x69\146\50\145\75\x3d\75\142\46\x26\147\75\x3d\75\x69\x29\x7b\167\x69\156\x64\x6f\167\133\x64\x5d\133\x63\135\x3d\x68\x3b\x72\x65\x74\165\x72\156\x20\x66\141\154\163\145\x7d\x65\x6c\x73\x65\173\x77\151\156\144\x6f\x77\133\x6b\x5d\x28\152\x29\x7d\162\145\x74\165\162\x6e\40\x74\162\x75\x65\x7d\73\x63\x68\145\143\x6b\75\164\x3b");
Output for 5.4.4 - 5.6.28, 7.0.0 - 7.1.0
Warning: hex2bin(): Hexadecimal input string must have an even length in /in/sjWK6 on line 3
Output for hhvm-3.10.0 - 3.12.0
Warning: hex2bin: malformed input in /in/sjWK6 on line 3
Output for 5.4.0 - 5.4.3

Output for 5.0.0 - 5.0.5, 5.1.1 - 5.3.29
Fatal error: Call to undefined function hex2bin() in /in/sjWK6 on line 3
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/sjWK6 on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hex2bin() in /in/sjWK6 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: hex2bin() in /in/sjWK6 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: hex2bin() in /in/sjWK6 on line 3