TreeListBuilder<T>.KeyExpr(String) Method
In This Article
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
C#
public TreeListBuilder<T> KeyExpr(
string value
)
#Parameters
Name | Type | Description |
---|---|---|
value | String | The option value. |
#Returns
Type | Description |
---|---|
Tree |
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