Online PHP editor | refs for djlkY

<?php list(,$b_tmp,$j,,$c) = str_split(gettype((object)null)); list($u_tmp1,,,,$o_tmp1,$w,,$sp,,,$p) = str_split(gettype(STDIN)); list(,,,$a,$y) = str_split(gettype(array())); list(,$t,$r,$i,$n,$g) = str_split(gettype((string)null)); list($d,$o,$u,$b,$l,$e) = str_split(gettype((float)null)); $_ = @key(get_defined_vars())[(int)null]; echo implode(array_map( function($i) use ($b_tmp){ return chr(ord($i)-($b_tmp=ord(ucfirst($b_tmp)))-$b_tmp); }, str_split(call_user_func( ++$l.$b.$_.$c.$o.$n.++$u_tmp1.$e.$r.$t.$_.$e.$n.$c.$o.$d.$i.$n.$g, '也韶鶲ほ齧韆', $e.$u.$c.chr(dechex(ord(ucfirst($e)))).++$i.++$o_tmp1, $a.$u.$t.$o )) ));