circRect.as

var circle = { x: 10, y: 10, radius: 10 };
var rect = { x: 20, y: 20, width: 100, height: 100 };

function move( objectWithXAndY: { x: Int, y: Int } )
{
	objectWithXAndY.x += 5;
	objectWithXAndY.y += 5;
}

// both calls will work
move( circle );
move( rect );