我想在condition
上hide/show
一个button
,但无法在视图中进行。
@{
ViewBag.Title = "Mapping";
WebGrid grid = null;
if (ViewBag.Mappings != null)
{
grid = new WebGrid(source: ViewBag.Mappings,
defaultSort: "Id",
canPage: true,
canSort: true,
rowsPerPage: 10);
}
}
<h3>@ViewData["Message"]</h3>
@if (grid != null)
{
@grid.GetHtml(
tableStyle: "grid",
headerStyle: "head",
alternatingRowStyle: "alt",
columns: grid.Columns(
grid.Column("", header: null, format: @<text>@Html.ActionLink("Edit", "Index", new { uid = (Guid)item.id, userAction = "Edit" }, new { @class = "edit" })
@Html.ActionLink("Delete", "Index", new { uid = (Guid)item.id, userAction = "Delete" }, new { @class = "Delete" })</text>),
grid.Column("PricingSecurityID"),
grid.Column("CUSIP"),
grid.Column("Calculation")
)
)
}
if(@ViewBag.Mappings != null)
{
@Html.ActionLink("Update", "Index", new { userAction = "Update" }, new { @class = "Update" })
}
在上面的视图中,如果ViewBag.Mappings != null
那么我正在填充网络网格。如果填充了网络网格,我需要在网络网格下显示一个Update
按钮,但是在状况下我在哪里出错了?
从底部移动第 4 行上的"@":
以前:
if(@ViewBag.Mappings != null)
后:
@if(ViewBag.Mappings != null)