ถ้าผมจะแก้ไขเว็บที่เขียนเสร็จแล้ว ผมควรจะเริ่มจาก Controllers Models หรือ Views ครับ

<input placeholder="max ตัวอย่างเช่น 100">

@model jp.move_net.WarehouseManagement.Models.StockOutInputItem
@using jp.move_net.Web.Helpers

<div class="modal-header">
    <button type="button" class="btn btn-danger pull-right btn-sm" data-dismiss="modal" aria-label="Close"><span aria-hidden="true"><i class="fa fa-times"></i></span></button>
    <h2>@Html.GlobalResource("Common", "Edit")</h2>
</div>
@using (Html.BeginForm("Edit", "StockOut", new {  }, FormMethod.Post, new { id = "editForm" }))
{
    <div class="modal-body">
        @Html.AntiForgeryToken()

        <div class="form-horizontal">
            @Html.ValidationSummary("", new { @class = "text-danger", @id = "ErrorMsgArea" })
            @if (ViewBag.HistoryId == null)
            {
                <div class="form-group">
                    @Html.LabelFor(m => m.Location, htmlAttributes: new { @class = "control-label col-md-2" })
                    <div class="col-md-10">
                        @Html.DropDownListFor(m => m.Location, (IEnumerable<SelectListItem>)ViewBag.LocationListItem, Html.GlobalResource("Common", "DropDownListPlaceholder"), new { @class = "form-control" })
                    </div>
                </div>
            }
            @* Invoice№ *@
            <div class="form-group">
                @Html.LabelFor(model => model.InvoiceNo, htmlAttributes: new { @class = "control-label col-md-2" })
                <div class="col-md-10">
                    @Html.EditorFor(model => model.InvoiceNo, new { htmlAttributes = new { @class = "form-control", @type = "text" } })
                </div>
            </div>
            <hr />
            <div class="form-group">
                <div class="col-md-offset-2 col-md-10">
                    <button type="button" value="Save" onclick="postStockOut('@ViewBag.HistoryId');" class="btn btn-primary">@Html.GlobalResource("Common", "Save")</button>
                    <button type="button" value="Cancel" onclick="$(this).closest('.modal').modal('hide');" class="btn btn-default">@Html.GlobalResource("Common", "Cancel")</button>
                </div>
            </div>
        </div>
    </div>
}

@Html.ValidationSummary("", new { @class = "text-danger", @id = "ErrorMsgArea" })
            @if (ViewBag.HistoryId == null)
            {
                <div class="form-group">
                    @Html.LabelFor(m => m.Location, htmlAttributes: new { @class = "control-label col-md-2" })
                    <div class="col-md-10">
                        @Html.DropDownListFor(m => m.Location, (IEnumerable<SelectListItem>)ViewBag.LocationListItem, Html.GlobalResource("Common", "DropDownListPlaceholder"), new { @class = "form-control" })
                    </div>
                </div>
            }

@Html.DropDownListFor(m => m.Location, (IEnumerable<SelectListItem>)ViewBag.LocationListItem, Html.GlobalResource("Common", "DropDownListPlaceholder"), new { @class = "form-control" })