TreeMapBuilder.DataSource(String, String[]) Method

Binds a TreeMap control to read-only data in JSON format.

Namespace : DevExtreme.AspNet.Mvc.Builders

Assembly : DevExtreme.AspNet.Core.dll

Declaration

csharp

public TreeMapBuilder DataSource(
    string staticJsonUrl,
    params string[] key
)

Name	Type	Description
staticJsonUrl	String

A JSON data URL.

| | key | String[] |

An array that contains one or more key field names.

Type	Description
TreeMapBuilder

A reference to this instance after the method is called.

This method is a shorthand version of the DataSourceFactory.StaticJson() method. The following examples are equivalent:

cshtml

@(Html.DevExtreme().TreeMap()
    .DataSource("https://example.com/data.json", "ID")
)

cshtml

@(Html.DevExtreme().TreeMap()
    .DataSource(ds => ds.StaticJson()
        .Url("https://example.com/data.json")
        .Key("ID")
    )
)

Refer to Read-Only Data in JSON Format for more information.