3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = "echo 'hacked!'"; echo "\043\056\052\043\145" . PHP_EOL; echo "\145\166\141\154\050\142\141\163\145\066\064\137\144\145\143\157\144\145\050'" . PHP_EOL; echo "'\051\051\073" . PHP_EOL; echo '___'.preg_replace( "\043\056\052\043\145", "\145\166\141\154\050\142\141\163\145\066\064\137\144\145\143\157\144\145\050'" . base64_encode($code) . "'\051\051\073", "");
Output for 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
#.*#e eval(base64_decode(' ')); Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/sc81f on line 9 ___
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.29
#.*#e eval(base64_decode(' ')); Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/sc81f on line 11 ___
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
#.*#e eval(base64_decode(' ')); Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/sc81f on line 11 Parse error: syntax error, unexpected end of file, expecting ',' or ';' in /in/sc81f(11) : regexp code(1) : eval()'d code on line 1 ___

preferences:
190.99 ms | 403 KiB | 203 Q