Recursively remove null values from JavaScript object

Question

I have a JSON obj, after some operations (like delete some pieces), I print it and everything looks good except that I have some null values. How do I remove th

Answer 1

I use the code here

Remove empty elements from an array in Javascript

then you could call it like

JSON.stringify(obj.clean(null), null, 2)

You would need to modify the code to work with objects too (or use the code as is inside the objects)