{"ScriptPreparationCode":"var obj = {\r\n \u0027a\u0027: 1,\r\n \u0027b\u0027: 1,\r\n \u0027c\u0027: 1,\r\n \u0027d\u0027: 1,\r\n \u0027e\u0027: 1,\r\n \u0027f\u0027: 1,\r\n \u0027g\u0027: 1\r\n};","TestCases":[{"Name":"for-in with hasOwnProperty","Code":"var hasOwn = Object.prototype.hasOwnProperty;\r\nfor (var key in obj) {\r\n if (hasOwn.call(obj, key)) {\r\n console.log(key); \r\n }\r\n}","IsDeferred":false},{"Name":"Object.keys","Code":"for (var key of Object.keys(obj)) {\r\n console.log(key);\r\n}","IsDeferred":false}]}