How to compare null value from the JsonObject in java

Question

stackoverflow member i need some help from you.

I am having a JsonObject given below

{
\"Id\": null,
\"Name\": \"New Task\",
\"StartDate\": \"2010-03         


        

Answer 1

For anyone using org.json.JSONObject in 2020, if you have {"key":null}

Check the value of the key by JSONObject.NULL

JSONObject json = new JSONObject("{"key":null}");
Object value = json.get("key");
if (value == JSONObject.NULL){
  ...
}