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DataValueField

configuration

The field of the data item that provides the value of the widget. If an array, each level uses the field that is at the same index in the array, or the last item in the array.

dataValueField

String|Array

Default: null

<input id="dropdowntree"/>

<script>
$("#dropdowntree").kendoDropDownTree({
    dataSource: [
        { Name: "Parent1", Id: 1 },
        { Name: "Parent2", Id: 2 }
    ],
    dataTextField: "Name",
    dataValueField: "Id"
});
</script>