Assign a var property to another offline

[mehrdad]

Hi,
following code is a chart data variable that i try to set it to my chart offline
in other words, i want to set this property to my chart and when i change values of this var, it don't change my chart

@ property var cl : {
'labels': ["January","February","March","April","May","June","July","January"],
'datasets': [{
fillColor : "red",
strokeColor : Qt.rgba(220,220,220,1),
pointColor : Qt.rgba(220,220,220,1),
pointStrokeColor : "#fff",
pointHighlightFill : "#fff",
pointHighlightStroke : Qt.rgba(220,220,220,1),
data : [100,100,100,20,0,0,0,0]
}, {
fillColor: "blue",
strokeColor: Qt.rgba(151,187,205,1),
pointColor: Qt.rgba(151,187,205,1),
pointStrokeColor: "#ffffff",
pointHighlightFill : "#fff",
pointHighlightStroke : Qt.rgba(220,220,220,1),
data : [0,10,10,20,20,100,20,100]
}]
}@

my assign code is:
@selected.chartData=cl@

please help!!!!!