JQ input value取值再赋值

    <script>    
    $(document).ready(function(){
    $("#se").click(function(){
    
  var b=$("#SaleAmount").val();
   a=(b/1.17).toFixed(2);
    $("#se").html(a);
        
});
     
    });
    </script>

   <div id="se" class="se" >不含税金额<font face="宋体">*</font></div>
        <input id="NoTaxAmount" type="text" class="form-control" isvalid="yes" checkexpession="DoubleOrNull"/>
    </div>
    
    <div class="col-xs-6 lr-form-item">
        <div class="lr-form-item-title">销售金额</div>
        <input id="SaleAmount" type="text" class="form-control" value='17000' readonly="readonly"/>
    </div>

 

<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>

    
    <script>
    
    
    $(document).ready(function(){
    $("#se").click(function(){
    
  var b=$("#SaleAmount").val();
   a=(b/1.17).toFixed(2);
    $("#NoTaxAmount").attr("value",a);
        
});
     
    });
    </script>