//讀取table中的資料，並裝成陣列物件
    //定義一個數組
    var billData = [];
    //獲取選中的複選框
    $(":checkbox[name='bill']").each(function(){
      var billstate = ""//票據狀態(0010/0011   確認/未確認)  
      if(this.checked){//複選框選中
    	  billstate = "0010";
      }else{
    	  billstate = "0011";
      }
      //獲取該節點最近的一個tr
      var tr = this.parentNode.parentNode;  
      //var tds = tr.cells;  
      var billid = tr.cells[1].innerHTML;//票據編號
      var endorser = tr.cells[2].innerHTML;//背書人
      var endorsee = tr.cells[3].innerHTML;//被背書人
      var moneyamount = tr.cells[4].innerHTML;//金額
      var acceptanceBank = tr.cells[5].innerHTML;//承兌銀行
      var deadline = tr.cells[6].innerHTML;//到期日
      //將資料裝成物件陣列
      billData.push({"billid":billid,"endorser":endorser,"endorsee":endorsee,"moneyamount":moneyamount,"acceptanceBank":acceptanceBank,"deadline":deadline,"billstate":billstate});
    });
    //將資料封裝成JSON使用ajax傳到後臺
    var billdata = JSON.stringify(billData);
    var chargeData = {
			billdata : billdata
			};
    
    $.ajax({
		async: false,
		type: 'post',
		data: chargeData,
		dataType: 'json',
		url: ctx+'/ePaycenter/billPayment.do',
		success: function(data){
			parent.layer.alert(data.data);
		}
	});

//獲取json字串
String billdataStr = request.getParameter("billdata");
//用com.alibaba.fastjson.JSONArray轉換資料
List<DPacPayBill> billList = JSONArray.parseArray(billdataStr, DPacPayBill.class);