object(TypeError)#1 (7) { ["message":protected]=> string(67) "explode(): Argument #2 ($string) must be of type string, null given" ["string":"Error":private]=> string(0) "" ["code":protected]=> int(0) ["file":protected]=> string(18) "/aleleki/index.php" ["line":protected]=> int(12) ["trace":"Error":private]=> array(1) { [0]=> array(4) { ["file"]=> string(18) "/aleleki/index.php" ["line"]=> int(12) ["function"]=> string(7) "explode" ["args"]=> array(2) { [0]=> string(1) "-" [1]=> NULL } } } ["previous":"Error":private]=> NULL } array(2) { [0]=> string(0) "" [1]=> string(20) "znajdz?query=alpikol" }