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@@ -0,0 +1,16 @@
+public class SearchViewModel { public string SearchTerm{get;set;} }
+```html
+### Controller
+```c#
+[HttpPost]
+public IActionResult Search(SearchViewModel model)
+{
+    return View(model);
+}
+```
+View
+```html
+<form method="post" asp-action="Search">
+    <input type="text" name="SearchTerm" value="@Model.SearchTerm"/> <button type="submit">搜索</button>
+</form>
+```
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