TreeListBuilder<T>.KeyExpr(String) Method
Specifies the key property (or properties) that provide(s) key values to access data items. Each key value must be unique. Mirrors the client-side keyExpr option.
Namespace: DevExtreme.AspNet.Mvc.Builders
Assembly: DevExtreme.AspNet.Core.dll
Declaration
public TreeListBuilder<T> KeyExpr(
string value
)Parameters
| Name | Type | Description |
|---|---|---|
| value | String | The option value. |
Returns
| Type | Description |
|---|---|
| TreeListBuilder<T> | A reference to this instance after the method is called. |
Remarks
Use the following notation to set the option’s value:
@(Html.DevExtreme().TreeList()
.KeyExpr("MyExpr")
)
See Also