DiagramBuilder.ID(JS) Method

Specifies the id attribute for the control’s HTML element (used for nested controls within templates).

Namespace : DevExtreme.AspNet.Mvc.Builders

Assembly : DevExtreme.AspNet.Core.dll

Declaration

csharp

public DiagramBuilder ID(
    JS expr
)

Parameters

Name	Type	Description
expr	JS

A JavaScript expression that specifies the id attribute value.

Returns

Type	Description
DiagramBuilder

A reference to this instance after the method is called.

Remarks

Use this method when you nest the Diagram control within a template. The method allows you to specify the id attribute for the control’s HTML element. To do this, use the new JS() expression. Refer to ID Option: Nested Controls in Templates for more information.

Razor C#

csharp

@using(Html.DevExtreme().NamedTemplate("myTemplate")) {
    @(Html.DevExtreme().Diagram()
        .ID(new JS("'diagram_' + ID"))
    )
}

After you specify the id attribute, you can use it to access the control’s JavaScript API at runtime (for example, to call methods).