TreeViewBuilder.KeyExpr(JS) Method

Specifies which data field provides keys for TreeView items. Mirrors the client-side keyExpr option.

Namespace: DevExtreme.AspNet.Mvc.Builders

Assembly: DevExtreme.AspNet.Core.dll

Declaration

public TreeViewBuilder KeyExpr(
    JS value
)

Parameters

Name	Type	Description
value	JS	A JavaScript expression that specifies the option value.

Returns

Type	Description
TreeViewBuilder	A reference to this instance after the method is called.

Remarks

Use the new JS() expression to set the option’s value.

Razor C#

<script>
    var myValue = ...;
</script>

@(Html.DevExtreme().TreeView()
    .KeyExpr(new JS("myValue"))
)