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<?php // ~x = -x - 1 $a = "(echo 'Hello';)"; $s = str_split($a); $v = null; foreach($s as $c) { $o = ord($c); $v .= chr(($o * -1) - 1); } $code = urlencode((~(~$v))); #echo (~urldecode($code)); #eval("echo 'Hello';"); echo urldecode($code); echo eval(urldecode($code));
Output for 7.0.0 - 7.0.31, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
ך����ط������� Parse error: syntax error, unexpected end of file in /in/HkqsI(16) : eval()'d code on line 1
Process exited with code 255.
Output for 5.6.38
ך����ط������� Parse error: syntax error, unexpected end of file in /in/HkqsI(16) : eval()'d code on line 1

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