文本传值

Question

  <cc1:VBExtTextField ID="txtMonthSales" runat="server" FieldLabel="当月累计销量"  AutoFocus="true">
  </cc1:VBExtTextField>
   <cc1:VBExtTextField ID="txtAddSales" runat="server" FieldLabel="增加销量"   AllowBlank="false">
</cc1:VBExtTextField>
   <cc1:VBExtTextField ID="txtSunSales" runat="server" FieldLabel="总计累计销量" >
   </cc1:VBExtTextField>输入 当月累计销量 和增加销量，页面自动显示总计累计销量，虚心求教

Answer 1

页面自动显示总计累计销量用js来做....获取到对象..然后parseFloat(obj) * parseInt(obj-数量,10)or  parseFloat(obj) + parseFloat(obj)

Answer 2

document.getElementById("<%=txtSunSales.ClientID"%>).value=
parseFloat(document.getElementById("<%=txtMonthSales.ClientID"%>).value +
parseFloat(document.getElementById("<%=txtAddSales.ClientID"%>).value

Answer 3

document.getElementById("<%=txtSunSales.ClientID"%>).value=
parseFloat(document.getElementById("<%=txtMonthSales.ClientID"%>).value +
parseFloat(document.getElementById("<%=txtAddSales.ClientID"%>).value