array(4) {
  ["id"] => string(3) "338"
  ["name"] => string(6) "戶外"
  ["url"] => string(45) "/outdoors/dm/tes?catids=339&atp=1"
  ["pid"] => string(1) "0"
}

array(4) {
  ["id"] => string(3) "341"
  ["name"] => string(12) "數碼夜視"
  ["url"] => string(18) "/outdoors/smys/nda"
  ["pid"] => string(3) "338"
}

array(4) {
  ["id"] => string(3) "353"
  ["name"] => string(15) "DN二代 系列"
  ["url"] => string(18) "/outdoors/smys/nda"
  ["pid"] => string(0) ""
}