DiagramNodesBuilder.ContainerKeyExpr(String) Method

Specifies the name of a data source field or an expression that returns a key of a node's parent container node. Mirrors the client-side containerKeyExpr option.

Namespace: DevExtreme.AspNet.Mvc.Builders

Assembly: DevExtreme.AspNet.Core.dll

Declaration

public DiagramNodesBuilder ContainerKeyExpr(
    string value
)

Parameters

Name	Type	Description
value	String	The option value. The default value is ‘containerKey’.

Returns

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

Remarks

Use the following notation to set the option’s value:

Razor C#

@(Html.DevExtreme().Diagram()
    .Nodes(nodes => nodes
        .ContainerKeyExpr("MyExpr")
    )
)