layui 弹出层form表单提交验证

$('.addOne').on('click', function () {layer.open({type: 1,title: false //不显示标题栏,closeBtn: false,area: '700px;',shade: 0.8,id: 'LAY_layuipro' //设定一个id，防止重复弹出,resize: false,btn: ['确定', '取消'],btnAlign: 'c',moveType: 1 //拖拽模式，0或者1,content: $(".pop"),success: function (layero) {$(':focus').blur();// 添加form标识layero.addClass('layui-form');// 将保存按钮改变成提交按钮layero.find('.layui-layer-btn0').attr({'lay-filter': 'formDemo','lay-submit': ''});form.render();},yes: function (layero, index) {form.on('submit(formDemo)', function (data) {//表单数据formDatavar formData = data.field;$.ajax({"url": '/ashx/employee/add_laborCosts.ashx',"data": formData,"type": "POST","success": function () {table.reload('schoolIn', {url: "/ashx/employee/add_laborCosts.ashx"});layer.alert('添加成功', {skin: 'layui-layer-molv',closeBtn: 0})},"error": function (data) {layer.alert('添加失败', {skin: 'layui-layer-molv',closeBtn: 0})}})});},});});