DropDownList TagHelper Overview

The Telerik UI DropDownList TagHelper for ASP.NET Core is a server-side wrapper for the Kendo UI DropDownList widget.

The DropDownList displays a list of values and allows for a single selection from the list. The user input is restricted within the predefined options.

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Initializing the DropDownList

The following example demonstrates how to define the DropDownList by using the DropDownList TagHelper.

    <kendo-dropdownlist name="products" filter="FilterType.StartsWith"></kendo-dropdownlist>

Basic Configuration

The DropDownList TagHelper configuration options are passed as attributes of the tag.


    @(Html.Kendo().DropDownList()
          .Name("products")
          .DataTextField("ProductName")
          .DataValueField("ProductID")
          .HtmlAttributes(new { style = "width:100%;" })
          .Filter(FilterType.Contains)
          .DataSource(source => source
              .Read(read => read.Action("GetProducts", "Home"))
          )
    )

    <kendo-dropdownlist name="products" filter="FilterType.Contains"
                        placeholder="Select product"
                        datatextfield="ProductName"
                        datavaluefield="ProductID"
                        style="width: 100%;">
        <datasource type="DataSourceTagHelperType.Custom">
            <transport>
                <read url="@Url.Action("GetProducts", "Home")" />
            </transport>
        </datasource>
    </kendo-dropdownlist>

See Also

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