ResponsiveBoxBuilder.Cols(Action<CollectionFactory<ResponsiveBoxColBuilder>>) Method

Provides access to the client-side cols option that represents a ResponsiveBox column collection.

Namespace : DevExtreme.AspNet.Mvc.Builders

Assembly : DevExtreme.AspNet.Core.dll

Declaration

csharp

public ResponsiveBoxBuilder Cols(
    Action<CollectionFactory<ResponsiveBoxColBuilder>> configurator
)

Parameters

Name	Type	Description
configurator	Action<CollectionFactory<ResponsiveBoxColBuilder>>

A function that allows you to add items to the collection.

Returns

Type	Description
ResponsiveBoxBuilder

A reference to this instance after the method is called.

Remarks

To configure a ResponsiveBox column collection, use a multiline lambda expression. In this case, a lambda parameter performs the role of a collection factory, and its Add() method adds a new item to the collection. The Add() method returns ResponsiveBoxColBuilder whose methods you can use to configure an item.

Razor C#

cshtml

@(Html.DevExtreme().ResponsiveBox()
    .Cols(cols => {
        cols.Add(); // call methods to configure a ResponsiveBox column
        cols.Add();
    })
)

Refer to Nested Options and Collections for more information.