import mx.collections.ArrayCollection;
import mx.controls.advancedDataGridClasses.AdvancedDataGridColumn;
[Bindable]
private var dpADG:ArrayCollection = new ArrayCollection([
{Artist:'A', Album:'aa', Price:11.99},
{Artist:'J', Album:'jj', Price:12.99},
{Artist:'K', Album:'kk', Price:10.99}
]);
dataProvider="{dpADG}">