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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

C#
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