C# ActionResult未正确获取参数
在“我的主页/索引”视图中,我有一个列表视图,其中显示了带有照片和所有上传详细信息的卡片,每个卡片都包含一个点击操作链接:C# ActionResult未正确获取参数,c#,.net,model-view-controller,C#,.net,Model View Controller,在“我的主页/索引”视图中,我有一个列表视图,其中显示了带有照片和所有上传详细信息的卡片,每个卡片都包含一个点击操作链接: @model IEnumerable<FunPetPics.Models.PetPhotoModel> @{ ViewData["Title"] = "Home Page"; } @if (Model == null || !Model.Any()) { <p>uploads will be
@model IEnumerable<FunPetPics.Models.PetPhotoModel>
@{
ViewData["Title"] = "Home Page";
}
@if (Model == null || !Model.Any())
{
<p>uploads will be displayed here</p>
}
else
{
@using (Html.BeginForm("Index", "Home", FormMethod.Get))
{
@await Html.PartialAsync("_PetPhotoModelFilter")
}
<div class="card-columns">
@foreach (var upload in Model)
{
<a href='@Url.Action( "Rate", "Details", upload.Id )'>
<div class="card">
<img class="card-img-top" src="@("~/UploadedPhotos/"+ upload.ImageName)" asp-append-version="true">
<div class="card-body">
<h4 class="card-title">@upload.Title</h4>
<h6 class="card-subtitle mb-2 text-muted">@upload.PetName</h6>
<p class="card-text">@upload.DateUploaded</p>
<p class="card-text">@upload.Description</p>
<p class="card-subtitle">Ratings:</p>
<p class="card-text">
Cute:@upload.AverageCutenessRating/5<br />
Funny:@upload.AverageFunnynessRating/5<br />
Awsome:@upload.AverageAwsomnessRating/5<br />
</p>
</div>
</div>
</a>
}
</div>
目前,“详细信息/费率”视图仅用于显示照片,直到我可以使其余部分正常工作:
@using Microsoft.AspNetCore.Http;
@model PetPhotoModel
@{
<img src="@("~/UploadedPhotos/"+ ((PetPhotoModel)Model).ImageName)" asp-append-version="true">
}
@使用Microsoft.AspNetCore.Http;
@模型摄影模型
@{
}
当主页/索引页上显示的链接显示在浏览器上时,我会进入https://localhost:44316/Rate/Details
(为什么没有id?)并且控制器中的id
为0(不是正确的)
我还尝试将此属性添加到控制器的Rate()
方法:[Route(“Details/Rate/{id}”)]
,但没有在控制器中命中断点,并且它会显示具有相同URL的未找到页面。您没有正确使用。将Route
属性保留在中,并将视图更改为使用此属性,注意它如何使用匿名对象来允许MVC将id
值链接到匹配的参数:
@Url.Action( "Rate", "Details", new { id = upload.Id })
@Url.Action( "Rate", "Details", new { id = upload.Id })