Online PHP editor | refs for vhAW6

<?php $_GET=array(); $_GET['a'] = '{"a1":"1337a","a2":[[],0,3,4,5]}'; $_GET['b'] = "0.00.0"; $_GET['c'] = array("\031c3", "1"); $_GET['d'] = array(); $v1=0;$v2=0;$v3=0;$v4=0; $a=(array)json_decode(@$_GET['a']); if(is_array($a)){ is_numeric(@$a["a1"])?die("nope"):NULL; if(@$a["a1"]){ ($a["a1"]>1336)?$v1=1:NULL; } if(is_array(@$a["a2"])){ if(count($a["a2"])!==5 OR !is_array($a["a2"][0])) die("nope"); $pos = array_search("ctf", $a["a2"]); $pos===false?die("nope"):NULL; foreach($a["a2"] as $key=>$val){ $val==="ctf"?die("nope"):NULL; } $v2=1; } } if(preg_match("/^([0-9]+\.?[0-9]+)+$/",@$_GET['b'])){ $b=json_decode(@$_GET['b']); if($var = $b === NULL){ ($var===true)?$v3=1:NULL; } } $c=@$_GET['c']; $d=@$_GET['d']; if(@$c[1]){ if(!strcmp($c[1],$d) && $c[1]!==$d){ eregi("3|1|c",$d.$c[0])?die("nope4"):NULL; strpos(($c[0].$d), "31c3")?$v4=1:NULL; } } var_dump($v1, $v2, $v3, $v4); if($v1 && $v2 && $v3 && $v4){ echo 'yes'; }