How to extract property from JavaScript object

Question

I am using a library called mxGraph and in my code I subscribe for an event. In the callback function I receive according to the documentation the sender object and the event object. I outputted the event object to the console and got the following:

My question is how to get cells ?

Thanks.

Martin

Answer 1

mxEventObject.properties.cells

要么

mxEventObject['properties']['cells']