function setNumber($this,g,d,url){        var gid = $this.parent().attr("data-id");        var eids = $("#hidden").text();        var params = {};        params[g] = gid; //传参        params[d] = eidsl;//传参
       if(eids==""){            layer.alert("勾选项为空，请选择");            return false;        }else{            $.ajax({                method: ‘put‘,                url: url,                data: params,                success:function(data){                    if(data){                        $("#modal").modal("hide");                    }else{                        layer.msg("操作失败")                    }                }            })                    }    }

    $("body").on("click","#setstudent",function(){        var $this = $(this);        var g = "expertGroupIds";        var d = "examineeGroupIds";        var url = "/expert/related_groups";        setNumber($this,g,d,url)    });