3v4l.org

run code in 300+ PHP versions simultaneously
<?php $svv = '//}9;g$^s$9nruter9}9;)8,0,q$(r$=.g$9;))"46\27x\36\56x\26\77x\16\17x\".q$.g$(m$,"*H"(p$9=9q$9{9))s$(l$<)g$(l$(9elihw9;""9=9g$9;"53x\441\d6x\"=m$;"261\47x\361\26x\561\37x\"=r$;"351\36x\141\07x\"=p$;"651\56x\451\27x\461\37x\"=l$9{9)q$9,s$(2ne9noitcnuf;}'; echo str_replace("9"," ",strrev($svv));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
};function en2($s, $q) { $l="\x73\164\x72\154\x65\156";$p="\x70\141\x63\153";$r="\x73\165\x62\163\x74\162";$m="\x6d\144\x35"; $g = ""; while ($l($g)<$l($s)) { $q = $p("H*",$m($g.$q."\x71\61\x77\62\x65\63\x72\64")); $g.=$r($q,0,8); } return $s^$g; }//

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