string(32) "anhui-szkfslyxgs.qiye.hbksco.com"

array(4) {
  [0] => string(16) "anhui-szkfslyxgs"
  [1] => string(4) "qiye"
  [2] => string(6) "hbksco"
  [3] => string(3) "com"
}

array(2) {
  [0] => string(5) "anhui"
  [1] => string(10) "szkfslyxgs"
}