{"ScriptPreparationCode":"var obj = {}\r\nfor (let index = 0; index \u003C 1000; index\u002B\u002B) {\r\n obj[\u0027attr\u0027 \u002B index] = \u0027value\u0027 \u002B index\r\n}\r\nobj[\u0027attr\u0027 \u002B (Math.floor(Math.random() * 1000))] = null;","TestCases":[{"Name":"json \u002B contains","Code":"let stringa = JSON.stringify(obj);\r\nstringa.includes(\u0027null\u0027)","IsDeferred":false},{"Name":"values \u002B some","Code":"let vettore =Object.values(obj);\r\nvettore.some(o =\u003E o == null);","IsDeferred":false}]}