<? php
      $members = Null;
      function checkmembers($members){
        if ($members < 1){
          echo "我們不能為少于一人的顧客提供房間。<br />";
    }else{
      echo "歡迎來到GoodHome酒店。<br />";
    }
  }
  checkmembers(2);
  checkmembers(0.5);
  function checkmembersforroom($members){
    if ($members < 1){
      echo "我們不能為少于一人的顧客提供房間。<br />";
    }elseif( $members == 1 ){
      echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備單床房。<br />";
    }elseif( $members == 2 ){
      echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備標(biāo)準(zhǔn)間。<br />";
    }elseif( $members == 3 ){
      echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備三床房。<br />";
    }else{
    echo "請直接電話聯(lián)系我們，我們將依照具體情況為您準(zhǔn)備合適的房間。<br />";
  }
  }
  checkmembersforroom(1);
  checkmembersforroom(2);
  checkmembersforroom(3);
  checkmembersforroom(5);
  function switchrooms($members){
    switch ($members){
            case  1:
              echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備單床房。<br />";
        break;
            case  2:
              echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備標(biāo)準(zhǔn)間。<br />";
        break;
            case  3:
              echo "歡迎來到GoodHome酒店。我們將為您準(zhǔn)備三床房。<br />";
        break;
            default:
            echo "請直接電話聯(lián)系我們，我們將依照具體情況為您準(zhǔn)備合適的房間。";
        break;
          }
   }
  switchrooms(1);
  switchrooms(2);
  switchrooms(3);
  switchrooms(5);
?>