layui.open 通过get和post方式提交数据

                var url = "/train/class/stage?" + jQuery.param(stage);
                window.layerIndex = layer.open({
                    type: 2,
                    title: "编辑阶段",
                    shadeClose: true,
                    maxmin: true,
                    area: size,
                    content: [url, 'on'],
                    btn: ['确定','关闭'],
                    yes: function(index){
                        var res = window["layui-layer-iframe" + index].callbackdata();
 
                        layer.close(index);
                    },
                    cancel: function(){
                        //右上角关闭回调
                    }
                });

 $.ajax({
                    type: 'POST',
                    url: url,//发送请求
                    data: stage,
                    dataType: "html",
                    success: function (result) {
                        var htmlCont = result;//返回的结果页面
                        layer.open({
                            type: 1,//弹出框类型
                            title: "编辑阶段",
                            shadeClose: true,
                            maxmin: true,
                            area: size,
                            content: htmlCont,//将结果页面放入layer弹出层中
                            btn: ['确定','关闭'],
                            yes: function(index){
                                var res = window["layui-layer-iframe" + index].callbackdata();
 
                                layer.close(index);
                            },
                        });
                    }
                });