<div class="form-group">

                    <label class="col-lg-3 col-sm-2 control-label">资源种类</label>

                                     <div class="col-lg-9">

                                         <select id="item1" onchange="fn()" name="resource"

                                            class="form-control m-bot15"     placeholder="请选择" style="width: 200px;">

                                                     <option value="">请选择</option>

                                                     <option value="服务器">服务器</option>

                                                     <option value="内存">内存</option>

                                                     <option value="存储">存储</option>

                                                     <option value="其他">其他</option>

                                         </select>

                                     </div>

                                 </div>

function  fn(){

       var   name=$("#item1").find("option:selected").val();

           if(name !==null){

               resource=name;

           }

    };
//查询参数

function queryParams(params) {

            var search={};

            $.each($("#searchform").serializeArray(), function(i, field) {

                   search[field.name] = field.value;

            })

            var filters=JSON.stringify(search);

            var dataObj=eval("("+filters+")");

           var str={"page":this.pageNumber,

                    "pageSize":this.pageSize,

                    "filter":{"filters":[{"field":"resource","value":dataObj.resource}]},

                    "sort":[{"field":"name","dir":"ASC"}]};

            var baseData = JSON.stringify(str);

             var param = {

                     models :baseData

                 }

            return param;

            }