{"ScriptPreparationCode":"var testObj = {};\r\nfor (let i = 0; i \u003C 20; \u002B\u002Bi) {\r\n testObj[\u0060k${i}\u0060] = i;\r\n}\r\n\r\n","TestCases":[{"Name":"Object keys foreach","Code":"Object.keys(testObj).forEach(key =\u003E console.log(key));","IsDeferred":false},{"Name":"for in","Code":"for (let key in testObj) {\r\n console.log(key)\r\n}","IsDeferred":false},{"Name":"for in hasOwnProperty","Code":"for (let key in testObj) {\r\n if (testObj.hasOwnProperty(key)) {\r\n console.log(key);\r\n }\r\n}","IsDeferred":false}]}